US2333143A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of and apparatus for the heat curing of materials
Assignee: Okonite Co
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Filing: 1940-05-31
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Granted: 1943-11-02
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Expires: 1960-05-31
Abstract
No abstract record available.
Inventors
- 👤 Charles E Bennett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:47
CPC Classifications
B; B29; B29C; B29C35/00; B29C35/02; B29C35/12; B29C35/14; B29C43/00; B29C43/02; B29C43/10; B29C48/00; B29C48/03; B29C48/05; B29C48/06; B29K; B29K2021/00; B29L; B29L2031/00; B29L2031/34; B29L2031/3462; Y; Y10; Y10S; Y10S264/00; Y10S264/46
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1946-11-01 | 1947-05-03 | 1947-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-11-01 | 1951-05-03 | 1951-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-11-01 | 1955-05-03 | 1955-11-02 | $7700.00 | Window Closed / Lapsed |