Patent US2672914A successfully refreshed from Google Patents.
US2672914A
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US
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Method of making pneumatic tires
Assignee: Uniroyal Inc
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Filing: 1951-06-21
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Granted: 1954-03-23
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Expires: 1971-06-21
Abstract
No abstract record available.
Inventors
- 👤 Weigold Harold
- 👤 Woods Grosse Pointe
- 👤 Dorr J Hinman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 06:37
CPC Classifications
B; B29; B29D; B29D30/00; B29D30/06; B29C; B29C48/00; B29C48/03; B29C48/07; B29C48/12; B29C48/16; B29C48/18; B29C48/21; B29C48/25; B29C48/30; B29C48/305; B29C48/307; B29D30/0601
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-22 | 1957-09-21 | 1958-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-22 | 1961-09-21 | 1962-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-22 | 1965-09-21 | 1966-03-23 | $7700.00 | Window Closed / Lapsed |