US3217620A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roadway maintenance apparatus
Assignee: Doosan Bobcat North America Inc
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Filing: 1961-10-17
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Granted: 1965-11-16
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Expires: 1981-10-17
Abstract
No abstract record available.
Inventors
- 👤 Kenneth H Mindrum
- 👤 Cyril B Rogers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:30
CPC Classifications
E; E01; E01C; E01C23/00; E01C23/06; E01C19/00; E01C19/22; E01C19/23; E01C19/28; E01C19/285; E01C19/48; E01C19/4833; E01C19/4853; E01C23/08; E01C23/085; E01C23/088; E01C23/0885
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
169 words
A SELF-PROPELLED ROAD REPAIR VEHICLE COMPRISING AN OPERATOR''S STATION, A MOUNTING MEMBER MEANS MOUNTING SAID MOUNTING MEMBER ON SAID VEHICLE FOR MOVEMENT BOTH LONGITUDINALLY AND LATERALLY THERETO TO HAVE WHEN THE VEHICLE IS STATIONARY AN AMBIT DEFINED BY ITS LONGITUDINAL AND LATERAL MOVEMENTS, A PLURALITY OF ROAD REPAIR ELEMENTS ADJUSTABLY MOUNTED ON SAID MOUNTING MEMBER FOR POSITIONING THEREBY AT A ROAD SURFACE CAVITY WITHIN SAID AMBIT AND VISIBLE IN ALL POSITIONS THEREOF FROM SAID STATION, POSITIONING MEANS INCLUDING SAID MOUNTING MEMBER FOR SEQUENTIALLY DISPOSING SAID REPAIR ELEMENTS IN THE RESPECTIVE OPERATIVE POSITIONS THEREOF, A STORAGE HOPPER MOUNTED ON THE VEHICLE FOR TRANSMITTING ROAD PATCHING MATERIAL, MEANS EXTENDING FROM SAID HOPPER FOR CONVEYING PATCHING MATERIAL THEREFROM TO SUCH CAVITY, AND RESPECTIVE MOTIVE MEANS FOR OPERATING SAID MOUNTING MEMBER, REPAIR ELEMENTS, AND CONVEYING MEANS IN STATIONARY CONDITION OF THE VEHICLE, SAID REPAIR ELEMENTS INCLUDING A ROUTING IMPLEMENT FOR TRIMMING SUCH CAVITY BEFORE DELIVERY OF PATCHING MATERIAL THERETO AND A TAMPING IMPLEMENT FOR PACKING AND LEVELING PATCHING MATERIAL DELIVERY TO THE CAVITY.
Claim 2
Dependent Claim
169 words
A SELF-PROPELLED ROAD REPAIR VEHICLE COMPRISING AN OPERATOR''S STATION, A MOUNTING MEMBER MEANS MOUNTING SAID MOUNTING MEMBER ON SAID VEHICLE FOR MOVEMENT BOTH LONGITUDINALLY AND LATERALLY THERETO TO HAVE WHEN THE VEHICLE IS STATIONARY AN AMBIT DEFINED BY ITS LONGITUDINAL AND LATERAL MOVEMENTS, A PLURALITY OF ROAD REPAIR ELEMENTS ADJUSTABLY MOUNTED ON SAID MOUNTING MEMBER FOR POSITIONING THEREBY AT A ROAD SURFACE CAVITY WITHIN SAID AMBIT AND VISIBLE IN ALL POSITIONS THEREOF FROM SAID STATION, POSITIONING MEANS INCLUDING SAID MOUNTING MEMBER FOR SEQUENTIALLY DISPOSING SAID REPAIR ELEMENTS IN THE RESPECTIVE OPERATIVE POSITIONS THEREOF, A STORAGE HOPPER MOUNTED ON THE VEHICLE FOR TRANSMITTING ROAD PATCHING MATERIAL, MEANS EXTENDING FROM SAID HOPPER FOR CONVEYING PATCHING MATERIAL THEREFROM TO SUCH CAVITY, AND RESPECTIVE MOTIVE MEANS FOR OPERATING SAID MOUNTING MEMBER, REPAIR ELEMENTS, AND CONVEYING MEANS IN STATIONARY CONDITION OF THE VEHICLE, SAID REPAIR ELEMENTS INCLUDING A ROUTING IMPLEMENT FOR TRIMMING SUCH CAVITY BEFORE DELIVERY OF PATCHING MATERIAL THERETO AND A TAMPING IMPLEMENT FOR PACKING AND LEVELING PATCHING MATERIAL DELIVERY TO THE CAVITY.
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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) | 1968-11-15 | 1969-05-17 | 1969-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-15 | 1973-05-17 | 1973-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-15 | 1977-05-17 | 1977-11-16 | $7700.00 | Window Closed / Lapsed |