US3606497A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wear-protected wheel for a tracklaying vehicle
Assignee: FRANZ CLOUTH RHEINISCHE GUMMEW
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Filing: 1969-01-22
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Granted: 1971-09-20
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Expires: 1989-01-22
Abstract
Abstract A WHEEL FOR A TRACKLAYING VEHICLE HAS TWO FLANGES DEFINING AN ANNULAR RECESS FOR TWO CUSHIONS, EACH OF WHICH INCLUDES A STEEL RING AND A RUBBER LAYER BONDED TO THE RING AND TO ONE OF THE FLANGES. THE TEETH OF THE TRACK ENTER THE GAP BETWEEN THE STEEL RINGS.
Inventors
- 👤 Martin Gilles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:22
CPC Classifications
B; B62; B62D; B62D55/00; B62D55/08; B62D55/096; B62D55/0966; B62D55/14; B62D55/145; Y; Y10; Y10S; Y10S474/00; Y10S474/901
Claims Analysis
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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) | 1974-09-19 | 1975-03-21 | 1975-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-19 | 1979-03-21 | 1979-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-19 | 1983-03-21 | 1983-09-20 | $7700.00 | Window Closed / Lapsed |