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US2954896A
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Assignee: LUBER FINER Inc
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Filing: 1958-05-26
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Granted: 1960-10-04
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Expires: 1978-05-26
Abstract
No abstract record available.
Inventors
- 👤 John K Russell
- 👤 Walter W Boggs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 06:20
CPC Classifications
F; F16; F16J; F16J13/00; F16J13/02; F16J13/06; F16J13/065; B; B01; B01D; B01D27/00; B01D27/02; B01D27/08; B01D27/10; B01D27/106; B01D2201/00; B01D2201/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US541944A
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US826104A
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US1802735A
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US1888459A
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US1986057A
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US2868576A
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US2760642A
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US2801764A
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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) | 1963-10-04 | 1964-04-04 | 1964-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-04 | 1968-04-04 | 1968-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-04 | 1972-04-04 | 1972-10-04 | $7700.00 | Window Closed / Lapsed |