US2944381A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for use in assembling and intertwining discrete fibers
Assignee: LAWRENCE M KEELER
•
Filing: 1955-05-27
•
Granted: 1960-07-12
•
Expires: 1975-05-27
Abstract
No abstract record available.
Inventors
- 👤 Peter M Strang
- 👤 James G Gamble
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:21
CPC Classifications
D; D01; D01H; D01H4/00; D01H4/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US778604A
Cited
US984195A
Cited
DE326452C
Cited
US1949604A
Cited
US2173789A
Cited
US2302790A
Cited
US2451504A
Cited
US2515299A
Cited
FR1073703A
Cited
US2700866A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-12 | 1964-01-11 | 1964-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-12 | 1968-01-11 | 1968-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-12 | 1972-01-11 | 1972-07-12 | $7700.00 | Window Closed / Lapsed |