US1729640A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wrench
Assignee: BARCALO Manufacturing CO
•
Filing: 1925-08-11
•
Granted: 1929-10-01
•
Expires: 1945-08-11
Abstract
No abstract record available.
Inventors
- 👤 Vallone Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:00
CPC Classifications
B; B25; B25B; B25B13/00; B25B13/10; B25B13/12; B25B13/14; Y; Y10; Y10S; Y10S81/00; Y10S81/03
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) | 1932-09-30 | 1933-04-01 | 1933-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-09-30 | 1937-04-01 | 1937-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-09-30 | 1941-04-01 | 1941-10-01 | $7700.00 | Window Closed / Lapsed |