US3146035A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic track device for track laying vehicles
Assignee: Individual
•
Filing: 1962-08-15
•
Granted: 1964-08-25
•
Expires: 1982-08-15
Abstract
No abstract record available.
Inventors
- 👤 Bonmartini Giovanni
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:41
CPC Classifications
B; B62; B62D; B62D55/00; B62D55/08; B62D55/18; B62D55/24; B62D55/253; B62D55/247
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
IN AN ENDLESS TRACK DEVICE FOR TRACK LAYING VEHICLES WHICH COMPRISES, IN COMBINATION, A PLURALITY OF PAIRED, RIGID, DISH-SHAPED ELEMENTS WITH SUCCESSIVE ONES OF SAID PAIRS OF DISH-SHAPED ELEMENTS SPACED FROM ONE ANOTHER LONGITUDINALLY ON SAID TRACK DEVICE, MEANS PROVIDING FLEXIBLE, CONNECTING JOINTS BETWEEN SUCCESSIVE PAIRS OF SAID DISH-SHAPED ELEMENTS, A PLURALITY OF INFLATABLE, RESILIENT, IMPERMEABLE COVERS FOR PROTECTING SAID FLEXIBLE JOINTS AND DISPOSED CIRCUMFERENTIALLY OF TWO RESPECTIVE DISH-SHAPED ELEMENTS SPANNING A SPACE BETWEEN TWO MOST ADJACENT DISH-SHAPED ELEMENTS OF TWO SUCCESSIVE PAIRS OF SAID DISHSHAPED ELEMENTS TO PROTECT SAID FLEXIBLE JOINTS, SAID COVERS
Claim 2
Dependent Claim
94 words
IN AN ENDLESS TRACK DEVICE FOR TRACK LAYING VEHICLES WHICH COMPRISES, IN COMBINATION, A PLURALITY OF PAIRED, RIGID, DISH-SHAPED ELEMENTS WITH SUCCESSIVE ONES OF SAID PAIRS OF DISH-SHAPED ELEMENTS SPACED FROM ONE ANOTHER LONGITUDINALLY ON SAID TRACK DEVICE, MEANS PROVIDING FLEXIBLE, CONNECTING JOINTS BETWEEN SUCCESSIVE PAIRS OF SAID DISH-SHAPED ELEMENTS, A PLURALITY OF INFLATABLE, RESILIENT, IMPERMEABLE COVERS FOR PROTECTING SAID FLEXIBLE JOINTS AND DISPOSED CIRCUMFERENTIALLY OF TWO RESPECTIVE DISH-SHAPED ELEMENTS SPANNING A SPACE BETWEEN TWO MOST ADJACENT DISH-SHAPED ELEMENTS OF TWO SUCCESSIVE PAIRS OF SAID DISHSHAPED ELEMENTS TO PROTECT SAID FLEXIBLE JOINTS, SAID COVERS
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-25 | 1968-02-24 | 1968-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-25 | 1972-02-24 | 1972-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-25 | 1976-02-24 | 1976-08-25 | $7700.00 | Window Closed / Lapsed |