US3567294A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Articulated chain assembly
Assignee: Caterpillar Inc
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Filing: 1967-09-20
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Granted: 1971-03-02
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Expires: 1987-09-20
Abstract
Abstract IMPROVED ARTICULATED CHAIN ASSEMBLY FOR A TRACK-TYPE VEHICLE WHEREIN MID-PITCH DRIVING LUGS ARE LOCATED ON THE ASSEMBLY SUBSTANTIALLY EQUIDISTANT THE CENTERS OF THE ARTICULATED JOINTS, AND WHEREIN SAID LUGS HAVE A GEOMETRIC RELATIONSHIP RELATIVE TO A DRIVING SPROCKET TO PERMIT LIMITED ROCKING OF THE ASSEMBLY ON SAID SPROCKET.
Inventors
- 👤 Fred E Simpson
- 👤 Eugene J Hnilicka
- 👤 Roy E Mayo
- 👤 John S Ricca Jr
- 👤 Gail G Avery
- 👤 Charles E Wagaman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 02:16
CPC Classifications
B; B62; B62D; B62D55/00; B62D55/08; B62D55/18; B62D55/20; B62D55/202; B62D55/096
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-03-01 | 1974-08-31 | 1975-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-01 | 1978-08-31 | 1979-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-01 | 1982-08-31 | 1983-03-02 | $7700.00 | Window Closed / Lapsed |