US2930102A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tension control
Assignee: Acordis UK Ltd
•
Filing: 1955-01-20
•
Granted: 1960-03-29
•
Expires: 1975-01-20
Abstract
No abstract record available.
Inventors
- 👤 Hitchin Edgar Tom
- 👤 Greatorex Gordon Victor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:05
CPC Classifications
G; G01; G01L; G01L5/00; G01L5/04; G01L5/10; G01L5/106; B; B65; B65H; B65H59/00; B65H59/38; B65H59/384; G01L5/107; B65H2701/00; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1966214A
Cited
US2509250A
Cited
US2617007A
Cited
US2695519A
Cited
US2674127A
Cited
US2767576A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-29 | 1963-09-28 | 1964-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-29 | 1967-09-28 | 1968-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-29 | 1971-09-28 | 1972-03-29 | $7700.00 | Window Closed / Lapsed |