System for addressing envelopes
CA 2076095 A1 · Owner: Silverberg, Morton · Inventors: Silverberg, Morton
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
OF THE DISCL??SURE, A system for printing envelopes which includes a laser printer operating under control of a microcomputer. The printer includes a pair of parallel envelope paths for printing pairs of envelopes simultaneously and also has a, capability to print single envelopes as they are transported along the center line of the printer. The microcomputer controls the printer to print sequences of addresses on the envelopes. When envelope are printed in pairs the microcomputer forms subsequences of addresses which are printed on groups of envelopes so that the groups can be concatenated into larger groups with addresses in sequence. Movement through the printer is controlled by pairs of …
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Filed August 13, 1992. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 13, 2012.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 13, 2014.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.