Patent US1799749A successfully refreshed from Google Patents.
US1799749A
Expired / Lapsed
US
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Trimming machine
Assignee: ESSEX RUBBER Co
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Filing: 1923-08-24
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Granted: 1931-04-07
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Expires: 1943-08-24
Abstract
No abstract record available.
Inventors
- 👤 Penrose R Hoopes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:20
CPC Classifications
B; B29; B29C; B29C37/00; B29C37/02; E; E06; E06B; E06B9/00; E06B9/52; B29K; B29K2021/00; Y; Y10; Y10T; Y10T82/00; Y10T82/16; Y10T82/16147; Y10T82/16181; Y10T82/16196; Y10T82/16426; Y10T82/16655; Y10T82/16688; Y10T82/16951; Y10T82/16967; Y10T82/16983; Y10T83/00; Y10T83/485
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) | 1934-04-06 | 1934-10-06 | 1935-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-04-06 | 1938-10-06 | 1939-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-04-06 | 1942-10-06 | 1943-04-07 | $7700.00 | Window Closed / Lapsed |