US2930104A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of power transmission and conveyor belting
Assignee: JH Fenner and Co Ltd
•
Filing: 1957-07-17
•
Granted: 1960-03-29
•
Expires: 1977-07-17
Abstract
No abstract record available.
Inventors
- 👤 Watts Gilbert Ernest
- 👤 Moverley Stuart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:35
CPC Classifications
D; D03; D03D; D03D3/00; B; B65; B65G; B65G15/00; B65G15/30; B65G15/32; D03D1/00; D03D1/0094; D06; D06M; D06M11/00; D06M11/73; D06M11/74; D06M15/00; D06M15/19; D06M15/21; D06M15/244; D06N; D06N7/00; D06N7/0005; D06N7/0039; D06N7/0042; F; F16; F16G; F16G1/00; F16G1/04; H; H01; H01B; H01B1/00; H01B1/20; H01B1/24; B65G2201/00; B65G2201/04; Y; Y10; Y10T; Y10T428/00; Y10T428/30; Y10T442/00; Y10T442/20; Y10T442/2041; Y10T442/2049; Y10T442/209; Y10T442/2418; Y10T442/2426
Claims Analysis
Total Claims: 0
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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 |