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120,883 US patents whose protection has ended. Every one passed the same checks: officially lapsed, past its full term, or long abandoned, with no live relative in its US family. Each is rechecked daily.

Patents

Drawing from US 10,004,257 B2Lapsed, fee not paid5 drawings
Consumer Products · US 10,004,257 B2

Golf cart cigar holder

A clamp-on cigar tube with a swivel connector that attaches to a golf bag or cart.

BuildWeekend
LapsedJun 2026
OwnerSolo inventor
Drawing from US 10,004,321 B2Lapsed, fee not paid5 drawings
Consumer Products · US 10,004,321 B2

Clip-on sandal carrier

A clip-on tote that holds a pair of sandals on your body so your hands stay free.

BuildWeekend
LapsedJun 2026
OwnerSolo inventor
Drawing from US 10,004,325 B1Lapsed, fee not paid5 drawings
Tools & Workshop · US 10,004,325 B1

Angled paint brush pole adapter

A two-arm adapter with a rotating ridged joint that sets a paint brush at an angle on an extension pole.

BuildWeekend
LapsedJun 2026
OwnerSolo inventor
Drawing from US 10,000,931 B1Lapsed, fee not paid6 drawings
Agriculture & Food Tech · US 10,000,931 B1

Roof moss treatment sock

A porous stretch tube filled with treatment granules that rain slowly leaches onto a roof to fight moss.

BuildWeekend
LapsedJun 2026
OwnerSolo inventor
Drawing from US 10,002,194 B2Lapsed, fee not paid5 drawings
Software & Apps · US 10,002,194 B2

Nearby event finder

An app that finds current events near your location matching filters drawn from your social profiles.

BuildWeekend
LapsedJun 2026
OwnerSolo inventor
Drawing from US 8,678,185 B1Lapsed, fee not paid7 drawings
Tools & Workshop · US 8,678,185 B1

Slot-lid tool box

A tool box with side slots and a cover that slides and locks into them.

BuildWeekend
LapsedMar 2026
OwnerSolo inventor
Drawing from US 11,279,007 B1Lapsed, fee not paid5 drawings
Tools & Workshop · US 11,279,007 B1

Drill-powered crank handle

A telescoping hook that lets a drill turn the crank on overhead awnings and screens.

BuildWeekend
LapsedMar 2026
OwnerSolo inventor
Drawing from US 11,279,505 B1Lapsed, fee not paid3 drawings
Agriculture & Food Tech · US 11,279,505 B1

Bale patch wrap

A waterproof sheet with sealed rope loops that re-secures a bale whose wrap or twine has failed.

BuildWeekend
LapsedMar 2026
OwnerSolo inventor
Drawing from US 11,282,406 B2Lapsed, fee not paid4 drawings
Industrial Equipment · US 11,282,406 B2

Dropped-object reaction trainer

A tube rig that drops an object from above to show workers how little time they have to react to falling tools.

BuildWeekend
LapsedMar 2026
OwnerSolo inventor
Drawing from US 11,283,745 B2Lapsed, fee not paid14 drawings
Software & Apps · US 11,283,745 B2

One email, many messages

Write a single email where each recipient sees a different message section meant only for them.

BuildWeekend
LapsedMar 2026
OwnerSolo inventor
Drawing from US 9,919,415 B1Lapsed, fee not paid9 drawings
Tools & Workshop · US 9,919,415 B1

Clip-together tool cases

Storage containers that clip and lock to each other into one carry case.

BuildWeekend
LapsedMar 2026
OwnerSolo inventor
Drawing from US 9,924,005 B1Lapsed, fee not paid14 drawings
Consumer Products · US 9,924,005 B1

Universal clamp phone mount

A phone mount with twin posts and a V-shaped clamp that grips handlebars or poles.

BuildWeekend
LapsedMar 2026
OwnerSolo inventor
Drawing from US 8,656,603 B1Lapsed, fee not paid6 drawings
Tools & Workshop · US 8,656,603 B1

Clapboard spacing gauge

A handheld gauge with flanges that sets the reveal and holds each clapboard in place while you nail it.

BuildWeekend
LapsedFeb 2026
OwnerSolo inventor
Drawing from US 8,657,119 B2Lapsed, fee not paid8 drawings
Software & Apps · US 8,657,119 B2

Episode-by-episode publishing

Splits a book or show into segments and releases them to each subscriber on their own schedule from sign-up.

BuildWeekend
LapsedFeb 2026
OwnerSolo inventor
Drawing from US 8,658,916 B2Lapsed, fee not paid8 drawings
Industrial Equipment · US 8,658,916 B2

Truck scale snow shield

Flexible sheets that close the gap under a truck scale's deck so snow and ice can't jam it.

BuildWeekend
LapsedFeb 2026
OwnerSolo inventor
Drawing from US 8,660,967 B2Lapsed, fee not paid17 drawings
Software & Apps · US 8,660,967 B2

Job hunt organizer

An app that keeps a job seeker's documents, applications and follow-up tasks in one place.

BuildWeekend
LapsedFeb 2026
OwnerSolo inventor
Drawing from US 11,253,975 B2Lapsed, fee not paid15 drawings
Tools & Workshop · US 11,253,975 B2

Positioning spring clamp

A spring clamp with a positioning set that holds work at a fixed spot while you fasten it.

BuildWeekend
LapsedFeb 2026
OwnerSolo inventor
Drawing from US 11,255,031 B1Lapsed, fee not paid5 drawings
Consumer Products · US 11,255,031 B1

Rotating crochet jig

A frame that holds a crochet piece and its yarn spool and rotates, so long pieces stay neat while you work.

BuildWeekend
LapsedFeb 2026
OwnerSolo inventor
Drawing from US 11,255,639 B2Lapsed, fee not paid8 drawings
Tools & Workshop · US 11,255,639 B2

Scope reticle leveler

An L-shaped tool with a sliding hammer that squares a rifle scope's reticle to the rifle.

BuildWeekend
LapsedFeb 2026
OwnerSolo inventor
Drawing from US 11,255,666 B1Lapsed, fee not paid7 drawings
Tools & Workshop · US 11,255,666 B1

Drill bit bubble level

A level on an offset arm with a bearing around the bit, so it stays put while the bit spins and shows if you're straight.

BuildWeekend
LapsedFeb 2026
OwnerSolo inventor
Drawing from US 11,258,936 B1Lapsed, fee not paid6 drawings
Hardware & Electronics · US 11,258,936 B1

Remote selfie control

One phone controls another phone's camera, so you can frame and take the shot from a distance.

BuildWeekend
LapsedFeb 2026
OwnerSolo inventor
Drawing from US 9,898,042 B2Lapsed, fee not paid7 drawings
Hardware & Electronics · US 9,898,042 B2

Clip-on phone dock

A base plate with pivoting hinge clips that holds a phone to another device as a dock.

BuildWeekend
LapsedFeb 2026
OwnerSolo inventor
Drawing from US 9,898,935 B2Lapsed, fee not paid2 drawings
Software & Apps · US 9,898,935 B2

Picture-to-sentence builder

Users tap images to build words and sentences, and the app speaks and writes them.

BuildWeekend
LapsedFeb 2026
OwnerSolo inventor
Drawing from US 8,635,999 B2Lapsed, fee not paid3 drawings
Consumer Products · US 8,635,999 B2

Cut-to-fit floating spa cover

An insulating floating cover made of nested rectangles you trim to fit any spa or tub.

BuildWeekend
LapsedJan 2026
OwnerSolo inventor
Drawing from US 11,229,159 B1Lapsed, fee not paid18 drawings
Agriculture & Food Tech · US 11,229,159 B1

Leaf-grabber tongs

Two S-shaped plastic arms that pivot like tongs, with rake scoops at the ends for picking up leaves.

BuildWeekend
LapsedJan 2026
OwnerSolo inventor
Drawing from US 11,229,198 B2Lapsed, fee not paid3 drawings
Consumer Products · US 11,229,198 B2

Sticky bug grabber

A handle with a rotating head and replaceable adhesive pads for catching bugs on walls and ceilings.

BuildWeekend
LapsedJan 2026
OwnerSolo inventor
Drawing from US 11,229,998 B2Lapsed, fee not paid13 drawings
Consumer Products · US 11,229,998 B2

Tech-neck phone prop

An extendable, rotating wand on the back of a phone that props it up at eye level to spare your neck.

BuildWeekend
LapsedJan 2026
OwnerSolo inventor
Drawing from US 11,231,577 B2Lapsed, fee not paid5 drawings
Sports & Fitness · US 11,231,577 B2

Spotting-scope phone mount

A frame that aligns a phone with a spotting scope's eyepiece to show and record the view.

BuildWeekend
LapsedJan 2026
OwnerSolo inventor
Drawing from US 11,233,795 B2Lapsed, fee not paid11 drawings
Software & Apps · US 11,233,795 B2

Safety-first dating flow

A dating app flow that finishes safety checks before one person's identity is revealed to the other.

BuildWeekend
LapsedJan 2026
OwnerSolo inventor
Drawing from US 9,873,206 B2Lapsed, fee not paid6 drawings
Consumer Products · US 9,873,206 B2

Universal razor handle

A shaver handle with a cavity that accepts many brands of disposable razors.

BuildWeekend
LapsedJan 2026
OwnerSolo inventor
Drawing from US 9,877,138 B1Lapsed, fee not paid8 drawings
Software & Apps · US 9,877,138 B1

Museum Wi-Fi guide

Named Wi-Fi access points at each exhibit serve information about that spot to visitors' phones.

BuildWeekend
LapsedJan 2026
OwnerSolo inventor
Drawing from US 8,615,853 B2Lapsed, fee not paid3 drawings
Consumer Products · US 8,615,853 B2

Multipole clothing magnet

A holder that clips glasses, badges or jewelry to clothing using a multipole magnet that grips hard but reaches less far.

BuildWeekend
LapsedDec 2025
OwnerSolo inventor
Drawing from US 8,615,894 B1Lapsed, fee not paid12 drawings
Tools & Workshop · US 8,615,894 B1

Picture hook marker

A squishy marker that sticks to the back of a frame at the hanger point; press the frame to the wall and it marks where to drill.

BuildWeekend
LapsedDec 2025
OwnerSolo inventor
Drawing from US 8,620,728 B2Lapsed, fee not paid4 drawings
Industrial Equipment · US 8,620,728 B2

Shop-floor pace scoreboard

A big display with one button: workers tap it each cycle and it shows cycle time and output against target.

BuildWeekend
LapsedDec 2025
OwnerSolo inventor
Drawing from US 11,207,561 B1Lapsed, fee not paid7 drawings
Sports & Fitness · US 11,207,561 B1

Snap-base pushup grips

Pushup handles whose bases spring-lock on, so they pack flat and set up in seconds.

BuildWeekend
LapsedDec 2025
OwnerSolo inventor
Drawing from US 9,850,143 B2Lapsed, fee not paid3 drawings
Consumer Products · US 9,850,143 B2

Raised brine well

A well raised on an extension of a water softener's brine tank so it stays clear of the salt.

BuildWeekend
LapsedDec 2025
OwnerSolo inventor
Drawing from US 8,595,865 B2Lapsed, fee not paid8 drawings
Sports & Fitness · US 8,595,865 B2

Wrist-mounted rear mirror

A loop worn on the hand or wrist that holds a small side mirror upright, so a rider can glance behind without turning around.

BuildWeekend
LapsedDec 2025
OwnerSolo inventor
Drawing from US 8,595,866 B2Lapsed, fee not paid4 drawings
Sports & Fitness · US 8,595,866 B2

Casting finger guard

A form-fitting guard for an angler's index finger, held by a strap and wrist band, that protects it while casting a spinning reel.

BuildWeekend
LapsedDec 2025
OwnerSolo inventor
Drawing from US 8,595,867 B1Lapsed, fee not paid6 drawings
Sports & Fitness · US 8,595,867 B1

Snap-on race bib cords

Short cords with snap fasteners that clip into a race-number belt and attach through the two holes of a race bib.

BuildWeekend
LapsedDec 2025
OwnerSolo inventor
Drawing from US 8,600,008 B2Lapsed, fee not paid7 drawings
Software & Apps · US 8,600,008 B2

Emergency party line

When an emergency starts, everyone on your contact list is joined into one call so they can coordinate together.

BuildWeekend
LapsedDec 2025
OwnerSolo inventor
Drawing from US 11,185,019 B2Lapsed, fee not paid11 drawings
Agriculture & Food Tech · US 11,185,019 B2

Vineyard wire hook

A springy wire hook that clips vineyard and orchard trellis wires to posts and lets you move them easily.

BuildWeekend
LapsedNov 2025
OwnerSolo inventor
Drawing from US 11,185,187 B2Lapsed, fee not paid7 drawings
Consumer Products · US 11,185,187 B2

Chafing stand label

A wire chafing-dish stand with a detachable sign that names the dish on the buffet.

BuildWeekend
LapsedNov 2025
OwnerSolo inventor
Drawing from US 11,185,751 B2Lapsed, fee not paid13 drawings
Sports & Fitness · US 11,185,751 B2

Martial-arts board holder

A frame with several stations that holds breaking boards at different angles for training.

BuildWeekend
LapsedNov 2025
OwnerSolo inventor
Drawing from US 11,186,128 B2Lapsed, fee not paid5 drawings
Vehicles & Drones · US 11,186,128 B2

Zip-tie tire grips

Single-piece grips that ratchet onto a tire through the wheel openings for traction in snow or mud.

BuildWeekend
LapsedNov 2025
OwnerSolo inventor
Drawing from US 11,187,373 B2Lapsed, fee not paid15 drawings
Consumer Products · US 11,187,373 B2

Two-piece TV wall bracket

A wall bracket in two parts, one on the wall and one on the TV, that hook together to hang it.

BuildWeekend
LapsedNov 2025
OwnerSolo inventor
Drawing from US 11,188,725 B2Lapsed, fee not paid4 drawings
Software & Apps · US 11,188,725 B2

Tracked keepsake gift

Turns a personal message into a physical keepsake with a secure tag that links back to the digital message.

BuildWeekend
LapsedNov 2025
OwnerSolo inventor
Drawing from US 9,826,729 B2Lapsed, fee not paid4 drawings
Consumer Products · US 9,826,729 B2

Decorative humane mouse trap

A no-kill mouse trap hidden inside a housing shaped like a building or rocket, with an inner box whose trap door closes behind the mouse.

BuildWeekend
LapsedNov 2025
OwnerSolo inventor
Drawing from US 8,573,413 B2Lapsed, fee not paid12 drawings
Tools & Workshop · US 8,573,413 B2

Locking tool rack

A hand-tool rack with a cover frame that locks the tools in place for display without theft.

BuildWeekend
LapsedNov 2025
OwnerSolo inventor