US2661774A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for maintaining the tension in the warp threads of a loom uniform
Assignee: Individual
•
Filing: 1951-05-03
•
Granted: 1953-12-08
•
Expires: 1971-05-03
Abstract
No abstract record available.
Inventors
- 👤 George W Kretzschmar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:36
CPC Classifications
D; D03; D03D; D03D49/00; D03D49/04; D03D49/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB256398A
Cited
US1705637A
Cited
US2398547A
Cited
US2305422A
Cited
US2398925A
Cited
US2450488A
Cited
US2507828A
Cited
US2565386A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-12-07 | 1957-06-08 | 1957-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-07 | 1961-06-08 | 1961-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-07 | 1965-06-08 | 1965-12-08 | $7700.00 | Window Closed / Lapsed |