US3402643A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Piston having pin bore relief and method of manufacture
Assignee: International Motors LLC
•
Filing: 1966-06-17
•
Granted: 1968-09-24
•
Expires: 1986-06-17
Abstract
No abstract record available.
Inventors
- 👤 George J Maat
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:30
CPC Classifications
F; F16; F16J; F16J1/00; F16J1/10; F16J1/14; F16J1/16; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49229; Y10T29/49249; Y10T29/49256
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1959279A
Cited
US2387634A
Cited
US2483674A
Cited
US2780505A
Cited
AT198063B
Cited
US2990226A
Cited
US3305918A
Cited
US3324772A
Cited
US3357318A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-24 | 1972-03-25 | 1972-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-24 | 1976-03-25 | 1976-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-24 | 1980-03-25 | 1980-09-24 | $7700.00 | Window Closed / Lapsed |