Table-drive apparatus for data display and modification
CA 1186061 A · Owner: Data General Corporation · Inventors: Dale, Paul B.; Ray, Roger C.; Banks, Edwin R.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Data modification and display apparatus for use in a digital computer system together with a method employing data modification and display apparatus for modifying and displaying data. Data modification and display apparatus has memory containing a buffer for storing data codes representing data to be modified, control data including a state value for controlling modification and display of data an editing, table containing editing instruction sequences for modifying the contents of the buffer, modifying the control data and, producing display codes, a terminal with a keyboard for providing input codes and a screen for displaying visual representations in response to display codes and a, …
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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 April 23, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 23, 2002.
- 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.