US3165754A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Side shield mounting for spectacles
Assignee: Bausch and Lomb Inc
•
Filing: 1961-03-27
•
Granted: 1965-01-19
•
Expires: 1981-03-27
Abstract
No abstract record available.
Inventors
- 👤 Jr Alfred Rodgers
- 👤 Raymond F E Stegeman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:55
CPC Classifications
G; G02; G02C; G02C11/00; G02C11/12; G02C9/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US422001A
Cited
US623975A
Cited
US1738618A
Cited
FR1014634A
Cited
US2684014A
Cited
FR1037166A
Cited
US2840821A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-01-19 | 1968-07-20 | 1969-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-19 | 1972-07-20 | 1973-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-19 | 1976-07-20 | 1977-01-19 | $7700.00 | Window Closed / Lapsed |