Patent US3509710A successfully refreshed from Google Patents.
US3509710A
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US
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Reinforced rubber articles
Assignee: Dunlop Co Ltd
•
Filing: 1967-09-25
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Granted: 1970-05-05
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Expires: 1987-09-25
Abstract
No abstract record available.
Inventors
- 👤 Glyn B Redmond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 03:44
CPC Classifications
D; D07; D07B; D07B1/00; D07B1/06; D07B1/0606; D07B1/062; B; B60; B60C; B60C9/00; B60C9/0007; Y; Y10; Y10S; Y10S57/00; Y10S57/902
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1444076A
Cited
US2143694A
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US2423995A
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US2586795A
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US3253638A
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US3233648A
Cited
US3419059A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-04 | 1973-11-03 | 1974-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-04 | 1977-11-03 | 1978-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-04 | 1981-11-03 | 1982-05-05 | $7700.00 | Window Closed / Lapsed |