Patent US3717463A successfully refreshed from Google Patents.
Patent US2740459A successfully refreshed from Google Patents.
US2740459A
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US
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Method and apparatus for building wire reinforced conveyor belts
Assignee: Goodyear Tire and Rubber Co
•
Filing: 1951-06-23
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Granted: 1956-04-03
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Expires: 1971-06-23
Abstract
No abstract record available.
Inventors
- 👤 Karl B Kilborn
- 👤 Paul D Suloff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:02
CPC Classifications
B; B29; B29D; B29D29/00; B29D29/06; B29D29/10; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49863; Y10T29/49874
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1813876A
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US2239635A
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US2321580A
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US2637895A
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US2429993A
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US2565684A
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US2512762A
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US2540201A
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US2522722A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-04-03 | 1959-10-03 | 1960-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-03 | 1963-10-03 | 1964-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-03 | 1967-10-03 | 1968-04-03 | $7700.00 | Window Closed / Lapsed |