Patent US3467222A successfully refreshed from Google Patents.
US3467222A
Expired / Lapsed
US
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Progressive lubricant feeder with cross porting
Assignee: Cleveland Gear Co
•
Filing: 1967-02-14
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Granted: 1969-09-16
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Expires: 1987-02-14
Abstract
No abstract record available.
Inventors
- 👤 Thomas J Gruber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 22:41
CPC Classifications
F; F16; F16N; F16N25/00; F16N25/02; Y; Y10; Y10T; Y10T137/00; Y10T137/5109; Y10T137/5283
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1944428A
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US1825807A
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US1959105A
Cited
US1956778A
Cited
FR840479A
Cited
FR952503A
Cited
US2792911A
Cited
US2973058A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-15 | 1973-03-17 | 1973-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-15 | 1977-03-17 | 1977-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-15 | 1981-03-17 | 1981-09-16 | $7700.00 | Window Closed / Lapsed |