US1481341A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grease-gun hose coupling
Assignee: Individual
•
Filing: 1920-08-09
•
Granted: 1924-01-22
•
Expires: 1940-08-09
Abstract
No abstract record available.
Inventors
- 👤 Martin C Bersted
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:49
CPC Classifications
F; F16; F16N; F16N21/00; F16N21/04
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) | 1927-01-21 | 1927-07-23 | 1928-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1931-01-21 | 1931-07-23 | 1932-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1935-01-21 | 1935-07-23 | 1936-01-22 | $7700.00 | Window Closed / Lapsed |