US2761483A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Weld nut and method of making same
Assignee: Individual
•
Filing: 1952-06-19
•
Granted: 1956-09-04
•
Expires: 1972-06-19
Abstract
No abstract record available.
Inventors
- 👤 Frederick G Richardson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:19
CPC Classifications
F; F16; F16B; F16B37/00; F16B37/04; F16B37/06; F16B37/061; B; B21; B21K; B21K1/00; B21K1/64; B21K1/70; B21K1/701; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/965
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US483740A
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US1064699A
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US2054187A
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US2167285A
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US2123843A
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US2125878A
Cited
US2179398A
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US2443815A
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US2517476A
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US2612647A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-09-04 | 1960-03-05 | 1960-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-04 | 1964-03-05 | 1964-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-04 | 1968-03-05 | 1968-09-04 | $7700.00 | Window Closed / Lapsed |