Patent US1999751A successfully refreshed from Google Patents.
US1999751A
Expired / Lapsed
US
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Means for continuous vulcanization of rubber goods
Assignee: VICEROY MANUFACTURING Co
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Filing: 1933-05-08
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Granted: 1935-04-30
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Expires: 1953-05-08
Abstract
No abstract record available.
Inventors
- 👤 Lewis J Clayton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:16
CPC Classifications
B; B29; B29C; B29C35/00; B29C35/02; B29C35/08; B29C35/10; B29C35/0805; B29C2035/0822; B29C48/00; B29C48/03; B29C48/05; B29K; B29K2021/00; B29L; B29L2007/00; B29L2007/007; B29L2023/00; B29L2031/00; B29L2031/34; B29L2031/3462
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) | 1938-04-29 | 1938-10-29 | 1939-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-04-29 | 1942-10-29 | 1943-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-04-29 | 1946-10-29 | 1947-04-30 | $7700.00 | Window Closed / Lapsed |