Patent US5552591B1 successfully refreshed from Google Patents.
US5552591B1
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Assignee: International Business Machines Corp
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Filing: 1993-02-22
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Granted: 2000-05-02
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Expires: 2013-02-22
Abstract
No abstract record available.
Inventors
- 👤 Douglas C Bossen
- 👤 Chin-Long Chen
- 👤 Frederick H Dill
- 👤 Douglas S Goodman
- 👤 Mu-Yue Hsiao
- 👤 Paul V Mccann
- 👤 James M Mulligan
- 👤 Ricky A Rand
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 02:09
CPC Classifications
G; G06; G06K; G06K7/00; G06K7/10; G06K7/10544; G06K7/10821; G06K7/10861; G06K1/00; G06K1/12; G06K1/126; G06K19/00; G06K19/06; G06K19/06009; G06K19/06018; G06K19/06028; G06K7/01; G06K7/016; G06K7/0166; G06K2019/06215; G06K2019/06253
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2003-05-02 | 2003-11-01 | 2004-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2007-05-02 | 2007-11-01 | 2008-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2011-05-02 | 2011-11-01 | 2012-05-02 | $7700.00 | Window Closed / Lapsed |