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Patent US2610446A successfully refreshed from Google Patents.
US2610446A
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Machine for buffing tires
Assignee: Paul E Hawkinson Co
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Filing: 1949-09-16
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Granted: 1952-09-16
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Expires: 1969-09-16
Abstract
No abstract record available.
Inventors
- 👤 Paul E Hawkinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:31
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; Y10T; Y10T29/00; Y10T29/44
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1632600A
Cited
US1696660A
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FR828760A
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US2283005A
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US2248143A
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US2243461A
Cited
US2392667A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-16 | 1956-03-17 | 1956-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-16 | 1960-03-17 | 1960-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-16 | 1964-03-17 | 1964-09-16 | $7700.00 | Window Closed / Lapsed |