US2627642A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of vesiculation
Assignee: HOWARD S OSBORNE
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Filing: 1950-03-17
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Granted: 1953-02-10
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Expires: 1970-03-17
Abstract
No abstract record available.
Inventors
- 👤 Raymond G Osborne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:27
CPC Classifications
F; F27; F27B; F27B7/00; F27B7/20; C; C04; C04B; C04B20/00; C04B20/02; C04B20/04; C04B20/06; F27B7/02; F27B7/04; F27B2007/043; F27D; F27D3/00; F27D3/16; F27D2003/168; F27D9/00; F27D2009/007; F27D2009/0081; F27D2009/0083
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) | 1956-02-10 | 1956-08-11 | 1957-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-02-10 | 1960-08-11 | 1961-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-02-10 | 1964-08-11 | 1965-02-10 | $7700.00 | Window Closed / Lapsed |