Patent US2362653A successfully refreshed from Google Patents.
US2362653A
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Method and apparatus for treating rubber articles prior to vulcanization
Assignee: Wingfoot Corp
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Filing: 1942-10-29
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Granted: 1944-11-14
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Expires: 1962-10-29
Abstract
No abstract record available.
Inventors
- 👤 Bernard F Mcgovern
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:39
CPC Classifications
B; B29; B29C; B29C37/00; B29C37/0067; B29C37/0071; Y; Y10; Y10S; Y10S264/00; Y10S264/72
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) | 1947-11-14 | 1948-05-15 | 1948-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-11-14 | 1952-05-15 | 1952-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-11-14 | 1956-05-15 | 1956-11-14 | $7700.00 | Window Closed / Lapsed |