US2528675A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fastening device
Assignee: Tinnerman Products Inc
•
Filing: 1947-01-20
•
Granted: 1950-11-07
•
Expires: 1967-01-20
Abstract
No abstract record available.
Inventors
- 👤 George A Tinnerman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:00
CPC Classifications
G; G05; G05G; G05G1/00; G05G1/08; G05G1/10; G05G1/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US859200A
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US1354549A
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US1597925A
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US1937864A
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US1911916A
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US2208548A
Cited
US2244975A
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US2295444A
Cited
GB547988A
Cited
US2293615A
Cited
US2336153A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-06 | 1954-05-08 | 1954-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-06 | 1958-05-08 | 1958-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-06 | 1962-05-08 | 1962-11-07 | $7700.00 | Window Closed / Lapsed |