US3149429A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Road scraper with earth moving device connected thereto by articulate link means
Assignee: WE MARTIN Co
•
Filing: 1962-11-27
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Granted: 1964-09-22
•
Expires: 1982-11-27
Abstract
No abstract record available.
Inventors
- 👤 William E Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:33
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/64; E02F3/65; E02F3/653; E02F3/6454; E02F3/6463
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
A ROAD WORKING VEHICLE PROVIDED WITH A SCRAPER ASSEMBLY COMPRISING, IN COMBINATION, A RIGID STRUCTURAL MEMBER ON SAID VEHICLE, POWER LIFT MEANS ON THE VEHICLE, A SCRAPER PROVIDED WITH TOWING TONGUE MEANS CONNECTED WITH THE VEHICLE, AND COOPERATIVE INDEPENDENT LINK MECHANISMS TO OPERATIVELY SUSPEND SAID SCRAPER FROM SAID RIGID STRUCTURAL MEMBER WITH AT LEAST ONE OF SAID LINK STRUCTURES COMPRISING A SUPPORT BEAM INCLUDING A CARRIER LINK SUSPENDED FROM AN INTERMEDIATE PORTION OF SAID SUPPORT BEAM AND BEING CONNECTED WITH SAID SCRAPER, SAID BEAM
Claim 2
Dependent Claim
84 words
A ROAD WORKING VEHICLE PROVIDED WITH A SCRAPER ASSEMBLY COMPRISING, IN COMBINATION, A RIGID STRUCTURAL MEMBER ON SAID VEHICLE, POWER LIFT MEANS ON THE VEHICLE, A SCRAPER PROVIDED WITH TOWING TONGUE MEANS CONNECTED WITH THE VEHICLE, AND COOPERATIVE INDEPENDENT LINK MECHANISMS TO OPERATIVELY SUSPEND SAID SCRAPER FROM SAID RIGID STRUCTURAL MEMBER WITH AT LEAST ONE OF SAID LINK STRUCTURES COMPRISING A SUPPORT BEAM INCLUDING A CARRIER LINK SUSPENDED FROM AN INTERMEDIATE PORTION OF SAID SUPPORT BEAM AND BEING CONNECTED WITH SAID SCRAPER, SAID BEAM
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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) | 1967-09-22 | 1968-03-23 | 1968-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-22 | 1972-03-23 | 1972-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-22 | 1976-03-23 | 1976-09-22 | $7700.00 | Window Closed / Lapsed |