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US2885728A
Expired / Lapsed
US
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Apparatus for vulcanizing v-belts and the like
Assignee: Individual
•
Filing: 1957-05-17
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Granted: 1959-05-12
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Expires: 1977-05-17
Abstract
No abstract record available.
Inventors
- 👤 John F Campbell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:49
CPC Classifications
B; B29; B29C; B29C35/00; B29C35/02; B29C35/0227; B29C35/0233; B29C33/00; B29C33/44; B29C33/48; B29D; B29D29/00; B29D29/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-11 | 1962-11-10 | 1963-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-11 | 1966-11-10 | 1967-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-11 | 1970-11-10 | 1971-05-12 | $7700.00 | Window Closed / Lapsed |