Unisys
Patent Owner
Stats
- 2 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Aug 12, 2010 most recent publication
Details
- 2 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 193 Total Citation Count
- Jun 24, 1987 Earliest Filing
- 6 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
Rank in Class
Top Patents (by citation)
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Recent Publications
- No Recent Publications to Display
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
6473834 Method and apparatus for prevent stalling of cache reads during return of multiple data wordsDec 22, 99Oct 29, 02[G06F]
6434641 System for reducing the number of requests presented to a main memory in a memory storage system employing a directory-based caching schemeMay 28, 99Aug 13, 02[G06F]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
2010/0205,400 EXECUTING ROUTINES BETWEEN AN EMULATED OPERATING SYSTEM AND A HOST OPERATING SYSTEMAbandonedFeb 09, 09Aug 12, 10[G06F]
6785892 Communications between partitioned host processors and management processorExpiredJun 23, 00Aug 31, 04[G06F]
5090032 Movable pressure spring band to avoid excessive wear from card feeding apparatusExpiredJun 14, 90Feb 18, 92[G06M]
5077657 Emulator Assist unit which forms addresses of user instruction operands in response to emulator assist unit commands from host processorExpiredJun 15, 89Dec 31, 91[G06F]
Top Inventors for This Owner
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