US4735501B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
US4735501B1 - - Google Patents
Assignee: EVEREST VISUAL INSPECTION TECHNOLOGIES Inc
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Filing: 1986-04-21
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Granted: 1990-11-06
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Expires: 2006-04-21
Abstract
No abstract record available.
Inventors
- 👤 Ginsburgh Irwin
- 👤 A Carlson John Iii
- 👤 L Taylor Geoffrey
- 👤 Saghatchi Hamid
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:00
CPC Classifications
G; G02; G02B; G02B23/00; G02B23/24; G02B23/2476
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) | 1993-11-05 | 1994-05-07 | 1994-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-11-05 | 1998-05-07 | 1998-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-11-05 | 2002-05-07 | 2002-11-06 | $7700.00 | Window Closed / Lapsed |