Method and apparatus for coding pictorial information for efficient storage, transmission and reproduction
CA 1207886 A · Owner: Kramer, Henry P. · Inventors: Kramer, Henry P.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A character in a set of characters comprising a font for use in reproducing an image comprises a composite of two colors wherein at least one of said two colors occupies one area of said character and the other of said two colors occupies at least two areas of said character, said at least two areas of said other color being separated from each other by said one area of said one color. Each character having at least, three areas of two different colors is structurally different, from other characters of a single color or only two areas of different colors.
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
- Granted July 15, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 15, 2003.
- 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.