Expired, full termArchiveSolo inventor
Method and apparatus for forming tubular electric lamps and similar devices
US 3,113,010 A · Inventors: WILLIS WINFIELD H et al.
Overview
The published document from the USPTO: abstract, claims, description and drawings. Open it full size
Read the whole patent
Listed from its USPTO record in Patent Yard's full-term archive. Its claims, description and drawings are in the USPTO PDF and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted December 3, 1963. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by December 3, 1980.
- We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledJune 19, 1958
GrantedDecember 3, 1963
Term endedDecember 3, 1980
Application number—
Classification (CPC)H01J9/40 +1 more
Length8 pages
Timeline
Timeline From USPTO dates
Sources & verification
Official USPTO records
Cross-check elsewhere
Everything on this page comes from the USPTO record linked above.