US2516636A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Band cleaning mechanism for continuous vulcanizing machines
Assignee: Boston Woven Hose and Rubber Co
•
Filing: 1947-03-04
•
Granted: 1950-07-25
•
Expires: 1967-03-04
Abstract
No abstract record available.
Inventors
- 👤 Grosvenor D Marcy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:38
CPC Classifications
B; B29; B29C; B29C43/00; B29C43/22; B29C43/32; B29C43/44; B29C43/48; B29C2043/486; B29K; B29K2021/00; Y; Y10; Y10S; Y10S425/00; Y10S425/116
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US208272A
Cited
US379068A
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US889507A
Cited
US1967964A
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US2039271A
Cited
US2291553A
Cited
US2347430A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-24 | 1954-01-23 | 1954-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-24 | 1958-01-23 | 1958-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-24 | 1962-01-23 | 1962-07-25 | $7700.00 | Window Closed / Lapsed |