Patent US2616142A successfully refreshed from Google Patents.
US2616142A
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Separable fastener
Assignee: Tinnerman Products Inc
•
Filing: 1948-09-15
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Granted: 1952-11-04
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Expires: 1968-09-15
Abstract
No abstract record available.
Inventors
- 👤 George A Tinnerman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:30
CPC Classifications
F; F16; F16B; F16B2/00; F16B2/20; F16B2/22; F16B2/24; F16B2/241; Y; Y10; Y10S; Y10S411/00; Y10S411/913; Y10S411/918; Y10T; Y10T24/00; Y10T24/44; Y10T24/44017; Y10T24/44026; Y10T24/45; Y10T24/45225; Y10T24/45602; Y10T24/45775; Y10T24/4588
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2208541A
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US2218823A
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US2151284A
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US2168721A
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US2250072A
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US2342832A
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US2426799A
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US2552066A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-04 | 1956-05-05 | 1956-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-04 | 1960-05-05 | 1960-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-04 | 1964-05-05 | 1964-11-04 | $7700.00 | Window Closed / Lapsed |