US3027201A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Master pin for articulated tracks
Assignee: LEMPCO PRODUCTS Inc
•
Filing: 1959-12-08
•
Granted: 1962-03-27
•
Expires: 1979-12-08
Abstract
No abstract record available.
Inventors
- 👤 William J Blazek
- 👤 Barkley Charles Rex
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:27
CPC Classifications
B; B62; B62D; B62D55/00; B62D55/08; B62D55/18; B62D55/20; B62D55/205; B62D55/21; B62D55/213
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1336876A
Cited
US2065508A
Cited
US2749763A
Cited
US2802368A
Cited
US2780830A
Cited
US2893788A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-26 | 1965-09-25 | 1966-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-26 | 1969-09-25 | 1970-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-26 | 1973-09-25 | 1974-03-27 | $7700.00 | Window Closed / Lapsed |