Patent US2670501A successfully refreshed from Google Patents.
US2670501A
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Method of forming plastic material
Assignee: Uniroyal Inc
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Filing: 1951-08-24
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Granted: 1954-03-02
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Expires: 1971-08-24
Abstract
No abstract record available.
Inventors
- 👤 Gustave M Michiels
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:56
CPC Classifications
B; B29; B29C; B29C51/00; B29C51/26; B29C51/266; B29C51/267; B29C51/006; B29C51/04; B29C51/10; B29C65/00; B29C65/02; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/50; B29C66/51; B29C66/54; B29C66/542; B29C66/545; B29C66/80; B29C66/83; B29C66/832; B29C66/8322; B29C66/8324; B29D; B29D22/00; B29C66/13; B29C66/131; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1025
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2142445A
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US2350996A
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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) | 1957-03-01 | 1957-08-31 | 1958-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-01 | 1961-08-31 | 1962-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-01 | 1965-08-31 | 1966-03-02 | $7700.00 | Window Closed / Lapsed |