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US2202491A
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Assignee: Lummus Technology LLC
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Filing: 1937-10-09
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Granted: 1940-05-28
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Expires: 1957-10-09
Abstract
No abstract record available.
Inventors
- 👤 George T Jacocks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 03:55
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/02; F16J15/06; F16J15/08; C; C10; C10G; C10G9/00; C10G9/14; C10G9/18; C10G9/20
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) | 1943-05-28 | 1943-11-27 | 1944-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-05-28 | 1947-11-27 | 1948-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-05-28 | 1951-11-27 | 1952-05-28 | $7700.00 | Window Closed / Lapsed |