Patent US2897882A successfully refreshed from Google Patents.
US2897882A
Expired / Lapsed
US
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Tire tread surfacing machine
Assignee: Individual
•
Filing: 1956-06-08
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Granted: 1959-08-04
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Expires: 1976-06-08
Abstract
No abstract record available.
Inventors
- 👤 Harry B Barrett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:02
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
Claims Analysis
Total Claims: 0
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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) | 1962-08-03 | 1963-02-02 | 1963-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-03 | 1967-02-02 | 1967-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-03 | 1971-02-02 | 1971-08-04 | $7700.00 | Window Closed / Lapsed |