Patent US2911840A successfully refreshed from Google Patents.
US2911840A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tank track pin bearing seal
Assignee: Rand Goetze Corp
•
Filing: 1955-06-07
•
Granted: 1959-11-10
•
Expires: 1975-06-07
Abstract
No abstract record available.
Inventors
- 👤 Muller Max Adolf
- 👤 Vossieck Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:59
CPC Classifications
B; B62; B62D; B62D55/00; B62D55/08; B62D55/088; B62D55/0887; B62D55/12; B62D55/18; B62D55/20; B62D55/205; B62D55/21; B62D55/211; F; F16; F16C; F16C33/00; F16C33/72; F16C33/76; F16C33/78
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
GB360168A
Cited
US2061223A
Cited
GB478101A
Cited
GB459104A
Cited
US2395963A
Cited
GB621355A
Cited
US2517429A
Cited
FR1012847A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-09 | 1963-05-11 | 1963-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-09 | 1967-05-11 | 1967-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-09 | 1971-05-11 | 1971-11-10 | $7700.00 | Window Closed / Lapsed |