US3434765A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricated bearing assembly and method of making same
Assignee: Permawick Co
•
Filing: 1967-02-28
•
Granted: 1969-03-25
•
Expires: 1987-02-28
Abstract
No abstract record available.
Inventors
- 👤 Martin L Abel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:06
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/02; F16C33/04; F16C33/06; F16C33/10; F16C33/1025; F16C33/103
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2123872A
Cited
US2960371A
Cited
US2966459A
Cited
US3030157A
Cited
US3140128A
Cited
US3235317A
Cited
US3224819A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-24 | 1972-09-23 | 1973-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-24 | 1976-09-23 | 1977-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-24 | 1980-09-23 | 1981-03-25 | $7700.00 | Window Closed / Lapsed |