US2708035A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Centrifugal discharger mechanism
Assignee: Western States Machine Co
•
Filing: 1951-03-02
•
Granted: 1955-05-10
•
Expires: 1971-03-02
Abstract
No abstract record available.
Inventors
- 👤 Hertrich Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:52
CPC Classifications
B; B04; B04B; B04B11/00; B04B11/08; B04B11/04; B04B13/00; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86389; Y10T137/86445
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1170001A
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US1965840A
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US2331959A
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US2271493A
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US2243311A
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US2467023A
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US2485465A
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US2517409A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-05-09 | 1958-11-08 | 1959-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-05-09 | 1962-11-08 | 1963-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-05-09 | 1966-11-08 | 1967-05-10 | $7700.00 | Window Closed / Lapsed |