Patent US2318449A successfully refreshed from Google Patents.
US2318449A
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US
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Assignee: Individual
•
Filing: 1942-09-18
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Granted: 1943-05-04
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Expires: 1962-09-18
Abstract
No abstract record available.
Inventors
- 👤 Beeh Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:20
CPC Classifications
F; F16; F16K; F16K17/00; F16K17/02; F16K17/04; F16K17/0473; F02; F02M; F02M59/00; F02M59/44; F02M59/46; F02M59/462; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2559; Y10T137/2574; Y10T137/2605; Y10T137/2612; Y10T137/7722; Y10T137/7837; Y10T137/7866; Y10T137/7867
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) | 1946-05-03 | 1946-11-02 | 1947-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-05-03 | 1950-11-02 | 1951-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-05-03 | 1954-11-02 | 1955-05-04 | $7700.00 | Window Closed / Lapsed |