Patent US3695219A successfully refreshed from Google Patents.
Patent US2094942A successfully refreshed from Google Patents.
US2094942A
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US
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Assignee: Individual
•
Filing: 1937-04-03
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Granted: 1937-10-05
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Expires: 1957-04-03
Abstract
No abstract record available.
Inventors
- 👤 Lawrence B Frye
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:23
CPC Classifications
F; F03; F03D; F03D3/00; F03D3/06; F03D3/062; G; G09; G09F; G09F7/00; G09F7/18; G09F7/22; F05; F05B; F05B2240/00; F05B2240/20; F05B2240/21; F05B2240/211; F05B2240/216; Y; Y02; Y02E; Y02E10/00; Y02E10/70; Y02E10/74
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) | 1940-10-04 | 1941-04-05 | 1941-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-10-04 | 1945-04-05 | 1945-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-10-04 | 1949-04-05 | 1949-10-05 | $7700.00 | Window Closed / Lapsed |