US2594320A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubrication system
Assignee: Tecalemit Ltd
•
Filing: 1947-02-12
•
Granted: 1952-04-29
•
Expires: 1967-02-12
Abstract
No abstract record available.
Inventors
- 👤 Clair Camille Clare Sprankl Le
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:09
CPC Classifications
F; F16; F16N; F16N21/00; F16N21/04; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7879; Y10T137/788; Y10T137/7882
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US120693A
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US660894A
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US1951565A
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US2047132A
Cited
US2234238A
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US2337454A
Cited
US2259977A
Cited
US2328327A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-29 | 1955-10-29 | 1956-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-29 | 1959-10-29 | 1960-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-29 | 1963-10-29 | 1964-04-29 | $7700.00 | Window Closed / Lapsed |