US2868567A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grease seal
Assignee: Jeffrey Manufacturing Co
•
Filing: 1955-04-18
•
Granted: 1959-01-13
•
Expires: 1975-04-18
Abstract
No abstract record available.
Inventors
- 👤 Arnie J Kindig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:05
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/72; F16C33/76; F16C33/78
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1387097A
Cited
US1982729A
Cited
US2248761A
Cited
US2245475A
Cited
US2479968A
Cited
US2636755A
Cited
US2705654A
Cited
US2702868A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-12 | 1962-07-14 | 1963-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-12 | 1966-07-14 | 1967-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-12 | 1970-07-14 | 1971-01-13 | $7700.00 | Window Closed / Lapsed |