Patent US721875A successfully refreshed from Google Patents.
Patent US2634492A successfully refreshed from Google Patents.
US2634492A
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Device for retreading tires
Assignee: AUTO TYRE SCRVICES Ltd
•
Filing: 1948-03-09
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Granted: 1953-04-14
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Expires: 1968-03-09
Abstract
No abstract record available.
Inventors
- 👤 Kent Jan Herbert Farquharson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 09:13
CPC Classifications
B; B29; B29B; B29B17/00; B29B17/02; B29B17/0206; B29D; B29D30/00; B29D30/06; B29D30/52; B29D30/54; B29D2030/541; B29K; B29K2021/00; B29L; B29L2030/00; Y; Y02; Y02W; Y02W30/00; Y02W30/50; Y02W30/62; Y10; Y10S; Y10S409/00; Y10S409/902; Y10T; Y10T29/00; Y10T29/44
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1863764A
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US1886834A
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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) | 1956-04-13 | 1956-10-13 | 1957-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-13 | 1960-10-13 | 1961-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-13 | 1964-10-13 | 1965-04-14 | $7700.00 | Window Closed / Lapsed |