US1381900A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Socket-wrench
Assignee: WALDEN WORCESTER Inc
•
Filing: 1918-04-23
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Granted: 1921-06-21
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Expires: 1938-04-23
Abstract
No abstract record available.
Inventors
- 👤 Barnes William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:33
CPC Classifications
B; B25; B25B; B25B13/00; B25B13/46; B25B13/461; B25B13/462; B25B13/463; B25B13/02; B25B13/06; B25G; B25G1/00; B25G1/005; B25G1/04; B25G1/043; B25G1/046; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17128; Y10T279/17136; Y10T279/17145; Y10T403/00; Y10T403/32; Y10T403/32254; Y10T403/32262; Y10T403/32418; Y10T403/70; Y10T403/7045
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) | 1924-06-20 | 1924-12-20 | 1925-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1928-06-20 | 1928-12-20 | 1929-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1932-06-20 | 1932-12-20 | 1933-06-21 | $7700.00 | Window Closed / Lapsed |