US1174294A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of forming lock-nuts.
Assignee: Grip Nut Co
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Filing: 1913-11-08
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Granted: 1916-03-07
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Expires: 1933-11-08
Abstract
No abstract record available.
Inventors
- 👤 William Erastus Sharp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:58
CPC Classifications
B; B21; B21K; B21K1/00; B21K1/64; B21K1/70; B21K1/707; Y; Y10; Y10S; Y10S411/00; Y10S411/924; Y10S411/929; Y10T; Y10T408/00; Y10T408/03; Y10T408/89; Y10T408/904; Y10T408/9044; Y10T408/9048
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1919-03-07 | 1919-09-06 | 1920-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1923-03-07 | 1923-09-06 | 1924-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1927-03-07 | 1927-09-06 | 1928-03-07 | $7700.00 | Window Closed / Lapsed |