Patent US1502433A successfully refreshed from Google Patents.
Patent US3291012A successfully refreshed from Google Patents.
US3291012A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paving machine
Assignee: Individual
•
Filing: 1964-01-13
•
Granted: 1966-12-13
•
Expires: 1984-01-13
Abstract
No abstract record available.
Inventors
- 👤 Billy R Lee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 04:09
CPC Classifications
E; E01; E01C; E01C19/00; E01C19/48; E01C19/4866; E01C19/4873
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
193 words
A PAVING MACHINE ADAPTED TO BE DRAWN BEHIND A TRUCK FOR DEPOSITING STRIPS OF PAVING MATERIAL ONTO A SURFACE TO BE PAVED, SAID PAVING MACHINE COMPRISING (A) A HOPPER ADAPTED TO RECEIVE PAVING MATERIAL THEREIN AND HAVING A DISCHARGE OPENING THEREIN FOR DISCHARGING THE PAVING MATERIAL ONTO THE SURFACE TO BE PAVED, (B) A PAIR OF SPACED APART SIDE MEMBERS CONNECTED TO SAID HOPPER AND HAVING SURFACE ENGAGING MEANS CARRIED THEREBY FOR SUPPORTING SAID HOPPER ABOVE THE SURFACE FOR MOVEMENT THEREOVER, (C) SCREED MEANS CARRIED BY SAID SIDE MEMBERS REARWARDLY OF THE DISCHARGE OPENING IN SAID HOPPER FOR SMOOTHING AND COMPACTING THE PAVING MATERIAL AS SAID PAVING MACHINE IS DRAWN FORWRDLY OVER THE SURFACE TO BE PAVED, (D) FLEXIBLE DRAFT MEANS CONNECTED AT ONE END TO THE FRONT PORTION OF SAID PAVING MACHINE AND ADAPTED TO BE CONNECTED AT THE OTHER END TO A TRUCK, AND (E) MEANS SLIDABLY MOUNTED ON THE FRONT PORTION OF SAID PAVING MACHINE FOR LATERAL SLIDING MOVEMENT FOR SHIFTING THE POINT OF CONNECTION OF SAID ONE END OF SAID FLEXIBLE DRAFT MEANS LATERALLY OF SAID PAVING MACHINE TO GUIDE THE PAVING MACHINE LATERALLY AS IT IS DRAWN FORWARDLY.
Claim 2
Dependent Claim
193 words
A PAVING MACHINE ADAPTED TO BE DRAWN BEHIND A TRUCK FOR DEPOSITING STRIPS OF PAVING MATERIAL ONTO A SURFACE TO BE PAVED, SAID PAVING MACHINE COMPRISING (A) A HOPPER ADAPTED TO RECEIVE PAVING MATERIAL THEREIN AND HAVING A DISCHARGE OPENING THEREIN FOR DISCHARGING THE PAVING MATERIAL ONTO THE SURFACE TO BE PAVED, (B) A PAIR OF SPACED APART SIDE MEMBERS CONNECTED TO SAID HOPPER AND HAVING SURFACE ENGAGING MEANS CARRIED THEREBY FOR SUPPORTING SAID HOPPER ABOVE THE SURFACE FOR MOVEMENT THEREOVER, (C) SCREED MEANS CARRIED BY SAID SIDE MEMBERS REARWARDLY OF THE DISCHARGE OPENING IN SAID HOPPER FOR SMOOTHING AND COMPACTING THE PAVING MATERIAL AS SAID PAVING MACHINE IS DRAWN FORWRDLY OVER THE SURFACE TO BE PAVED, (D) FLEXIBLE DRAFT MEANS CONNECTED AT ONE END TO THE FRONT PORTION OF SAID PAVING MACHINE AND ADAPTED TO BE CONNECTED AT THE OTHER END TO A TRUCK, AND (E) MEANS SLIDABLY MOUNTED ON THE FRONT PORTION OF SAID PAVING MACHINE FOR LATERAL SLIDING MOVEMENT FOR SHIFTING THE POINT OF CONNECTION OF SAID ONE END OF SAID FLEXIBLE DRAFT MEANS LATERALLY OF SAID PAVING MACHINE TO GUIDE THE PAVING MACHINE LATERALLY AS IT IS DRAWN FORWARDLY.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-12 | 1970-06-13 | 1970-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-12 | 1974-06-13 | 1974-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-12 | 1978-06-13 | 1978-12-13 | $7700.00 | Window Closed / Lapsed |