US3330188A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Road widener
Assignee: LAYTON Manufacturing CO
•
Filing: 1964-12-31
•
Granted: 1967-07-11
•
Expires: 1984-12-31
Abstract
No abstract record available.
Inventors
- 👤 Jack D Layton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:24
CPC Classifications
E; E01; E01C; E01C19/00; E01C19/48; E01C19/4833; E01C19/4853
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
IN A PAVING MACHINE, A PAVING MACHINE FRAME SUPPORTED FOR MOVEMENT OVER THE GROUND, AND A SUPPLY HOPPER MOUNTED ON SAID PAVING MACHINE FROM ADJACENT ONE OF ITS ENDS IN A POSITION TO RECEIVE AGGREGATE DUMPED FROM A DUMP TRUCK, A LIFTING CONVEYOR MOUNTED ON THE PAVING MACHINE FRAME WITH AN INLET END COMMUNICATING WITH SAID SUPPLY HOPPER AND AN ELEVATED DISCHARGE END LOCATED ABOVE SAID INLET END FOR ELEVATING AGGREGATE DUMPED INTO SAID SUPPLY HOPPER, A COLLECTOR DISPOSED LATERALLY OF SAID PAVING MACHINE FRAME RELATIVE TO SAID SUPPLY HOPPER, SAID COLLECTOR INCLUDING AN ELONGATED HOPPER FOR RECEIVING AGGREGATE EXTENDING GENERALLY TRANSVERSELY OF THE LONGITUDINAL AXIS OF THE PAVING MACHINE, AND AN ELONGATED SLOT IN THE BASE OF THE HOPPER EXTENDING LONGITUDINALLY OF THE HOPPER ACCOMMODATING FLOW OF AGGREGATE FROM THE HOPPER,
Claim 2
Dependent Claim
132 words
IN A PAVING MACHINE, A PAVING MACHINE FRAME SUPPORTED FOR MOVEMENT OVER THE GROUND, AND A SUPPLY HOPPER MOUNTED ON SAID PAVING MACHINE FROM ADJACENT ONE OF ITS ENDS IN A POSITION TO RECEIVE AGGREGATE DUMPED FROM A DUMP TRUCK, A LIFTING CONVEYOR MOUNTED ON THE PAVING MACHINE FRAME WITH AN INLET END COMMUNICATING WITH SAID SUPPLY HOPPER AND AN ELEVATED DISCHARGE END LOCATED ABOVE SAID INLET END FOR ELEVATING AGGREGATE DUMPED INTO SAID SUPPLY HOPPER, A COLLECTOR DISPOSED LATERALLY OF SAID PAVING MACHINE FRAME RELATIVE TO SAID SUPPLY HOPPER, SAID COLLECTOR INCLUDING AN ELONGATED HOPPER FOR RECEIVING AGGREGATE EXTENDING GENERALLY TRANSVERSELY OF THE LONGITUDINAL AXIS OF THE PAVING MACHINE, AND AN ELONGATED SLOT IN THE BASE OF THE HOPPER EXTENDING LONGITUDINALLY OF THE HOPPER ACCOMMODATING FLOW OF AGGREGATE FROM THE HOPPER,
References Cited (Backward Citations)
US2255345A
Cited
US2011417A
Cited
US2076172A
Cited
US2139357A
Cited
US2403820A
Cited
US2544113A
Cited
US2590443A
Cited
US2600588A
Cited
US2848930A
Cited
US3015261A
Cited
US3109351A
Cited
US3107592A
Cited
US3029714A
Cited
US3130654A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-10 | 1971-01-09 | 1971-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-10 | 1975-01-09 | 1975-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-10 | 1979-01-09 | 1979-07-11 | $7700.00 | Window Closed / Lapsed |