US2853913A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic drive fastener having a radially collapsible work engaging shoulder
Assignee: Illinois Tool Works Inc
•
Filing: 1954-05-05
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Granted: 1958-09-30
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Expires: 1974-05-05
Abstract
No abstract record available.
Inventors
- 👤 George M Rapata
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:23
CPC Classifications
B; B60; B60R; B60R13/00; B60R13/02; B60R13/0206; F; F16; F16B; F16B21/00; F16B21/06; F16B21/08; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49863; Y10T29/49876
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US170190A
Cited
US204913A
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US1287678A
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US1830460A
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US1978087A
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US1915249A
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US2006813A
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US2126482A
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US2110959A
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US2442754A
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US2713284A
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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) | 1961-09-29 | 1962-03-31 | 1962-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-29 | 1966-03-31 | 1966-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-29 | 1970-03-31 | 1970-09-30 | $7700.00 | Window Closed / Lapsed |