Typerite Keyboard Corporation

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B41J TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS 2100

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5503484 Ergonomic keyboard apparatus and method of using sameOct 03, 94Apr 02, 96[B41J]
5372441 Ergonomic keyboard apparatus with left and right key section separated by an irregularly shaped spaceJul 13, 93Dec 13, 94[B41J]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5302040 Ergonomic keyboard apparatus and method of using sameExpiredDec 14, 92Apr 12, 94[B41J]
D340043 Keyboard panel for an information system terminalExpiredFeb 21, 91Oct 05, 93[]
D339800 Keyboard for an information system terminalExpiredFeb 21, 91Sep 28, 93[]
5212473 Membrane keyboard and method of using sameExpiredFeb 21, 91May 18, 93[G09G]

Top Inventors for This Owner

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