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Patent US3156757A successfully refreshed from Google Patents.
US3156757A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spectacle temple tensioner and pivot pin guard and method of tensioning temples
Assignee: Individual
•
Filing: 1961-10-26
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Granted: 1964-11-10
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Expires: 1981-10-26
Abstract
No abstract record available.
Inventors
- 👤 Spina Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 13:56
CPC Classifications
G; G02; G02C; G02C5/00; G02C5/008; G02C5/22; G02C5/2218; G02C5/2254; G02C2200/00; G02C2200/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
18 words
IN COMBINATION WITH A SPECTACLE TEMPLE AND FRONTAL FRAME PIVOTALLY CONNECTED WITH A HINGE HAVING A HINGE PIN,
Claim 2
Dependent Claim
18 words
IN COMBINATION WITH A SPECTACLE TEMPLE AND FRONTAL FRAME PIVOTALLY CONNECTED WITH A HINGE HAVING A HINGE PIN,
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-11-10 | 1968-05-11 | 1968-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-10 | 1972-05-11 | 1972-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-10 | 1976-05-11 | 1976-11-10 | $7700.00 | Window Closed / Lapsed |