Patent US4760307B1 successfully refreshed from Google Patents.
US4760307B1
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Anti-veiling-glare glass input window for an optical device and method for manufacturing such window
Assignee: Optische Industrie de Oude Delft NV
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Filing: 1985-07-24
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Granted: 1995-04-18
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Expires: 2005-07-24
Abstract
No abstract record available.
Inventors
- 👤 Jonothan R Howorth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:34
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/86; C; C03; C03C; C03C14/00; C03C14/006; C03C23/00; H01J9/00; H01J9/24; C03C2214/00; C03C2214/08
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) | 1998-04-17 | 1998-10-17 | 1999-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2002-04-17 | 2002-10-17 | 2003-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2006-04-17 | 2006-10-17 | 2007-04-18 | $7700.00 | Window Closed / Lapsed |