US3377792A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Twisting apparatus
Assignee: Commonwealth Scientific and Industrial Research Organisation
•
Filing: 1965-10-20
•
Granted: 1968-04-16
•
Expires: 1985-10-20
Abstract
No abstract record available.
Inventors
- 👤 Gordon W Walls
- 👤 Werner Emil Otto Knothe
- 👤 Brian O Lavery
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:40
CPC Classifications
D; D01; D01H; D01H5/00; D01H5/18; D01H5/58; D02; D02G; D02G3/00; D02G3/22; D02G3/26; D02G3/28; D02G3/286
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1389392A
Cited
US2601394A
Cited
US2577793A
Cited
US2759520A
Cited
US2991614A
Cited
US2943433A
Cited
US3043084A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-16 | 1971-10-16 | 1972-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-16 | 1975-10-16 | 1976-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-16 | 1979-10-16 | 1980-04-16 | $7700.00 | Window Closed / Lapsed |