US3382772A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic cylinder construction
Assignee: International Motors LLC
•
Filing: 1966-06-07
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Granted: 1968-05-14
•
Expires: 1986-06-07
Abstract
No abstract record available.
Inventors
- 👤 Keith W Kampert
- 👤 Kenneth E Houtz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:15
CPC Classifications
F; F15; F15B; F15B15/00; F15B15/20; F15B15/22; F15B15/226; F15B15/08; F15B15/14; F15B15/1423; F15B15/1447; F15B15/148; F16; F16J; F16J10/00; F16J10/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US546441A
Cited
US560918A
Cited
US1162562A
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DE740711C
Cited
US2755779A
Cited
US2836443A
Cited
US3158072A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-14 | 1971-11-13 | 1972-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-14 | 1975-11-13 | 1976-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-14 | 1979-11-13 | 1980-05-14 | $7700.00 | Window Closed / Lapsed |