Patent US134619A successfully refreshed from Google Patents.
US2622697A
Expired / Lapsed
US
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Lubricating system and/or apparatus
Assignee: Individual
•
Filing: 1949-03-02
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Granted: 1952-12-23
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Expires: 1969-03-02
Abstract
No abstract record available.
Inventors
- 👤 Higgens Cecil Cyprian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:57
CPC Classifications
F; F16; F16N; F16N25/00; F16N25/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB394944A
Cited
US2007156A
Cited
US2105595A
Cited
US2141022A
Cited
US2206335A
Cited
US2260497A
Cited
US2440411A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-23 | 1956-06-23 | 1956-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-23 | 1960-06-23 | 1960-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-23 | 1964-06-23 | 1964-12-23 | $7700.00 | Window Closed / Lapsed |