Patent US2641656A successfully refreshed from Google Patents.
Patent US2133071A successfully refreshed from Google Patents.
US2133071A
Expired / Lapsed
US
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Cord and article made of cord
Assignee: Dunlop Rubber Co Ltd
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Filing: 1938-04-12
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Granted: 1938-10-11
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Expires: 1958-04-12
Abstract
No abstract record available.
Inventors
- 👤 Anderson John
- 👤 Langstreth Melon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:57
CPC Classifications
D; D07; D07B; D07B1/00; D07B1/02; D02; D02G; D02G3/00; D02G3/22; D02G3/26; D02G3/44; D02G3/48; D07B2201/00; D07B2201/10; D07B2201/104; D07B2201/1064; D07B2201/1068; D07B2501/00; D07B2501/20; D07B2501/2046
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1941-10-10 | 1942-04-11 | 1942-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-10-10 | 1946-04-11 | 1946-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-10-10 | 1950-04-11 | 1950-10-11 | $7700.00 | Window Closed / Lapsed |