US5381524B2
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automated development of timing diagrams for electrical circuits
Assignee: EMA DESIGN AUTOMATION Inc
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Filing: 1991-11-12
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Granted: 1997-07-08
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Expires: 2011-11-12
Abstract
No abstract record available.
Inventors
- 👤 Lawrence E Lewis
- 👤 Michael S Meredith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:23
CPC Classifications
G; G06; G06F; G06F30/00; G06F30/30; G06F30/32; G06F30/33; G06F30/3308; G06F30/3312
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) | 2000-07-07 | 2001-01-06 | 2001-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2004-07-07 | 2005-01-06 | 2005-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2008-07-07 | 2009-01-06 | 2009-07-08 | $7700.00 | Window Closed / Lapsed |