US3288041A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple-use paver
Assignee: LAYTON Manufacturing CO
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Filing: 1964-08-04
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Granted: 1966-11-29
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Expires: 1984-08-04
Abstract
No abstract record available.
Inventors
- 👤 Jack D Layton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:22
CPC Classifications
E; E01; E01C; E01C19/00; E01C19/48; E01C19/4866; E01C19/4873; E01C2301/00; E01C2301/14; E01C2301/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
IN A PAVER INCLUDING AN ELONGATED HOPPER EXTENDING TRANSVERSELY OF THE PAVER, HAVING AN ELONGATED OPENING EXTENDING LONGITUDINALLY ALONG THE BASE OF THE HOPPER, SAID HOPPER INCLUDING AN UPRIGHT FORWARD WALL DEFINING THE FRONT SIDE OF SAID OPENING, AN ELONGATED SUPPORT SUBSTANTIALLY PARALLELING SAID OPENING, EXTENDING ALONG THE OPENING ON THE REAR SIDE THEREOF, A HORIZONTALLY DISPOSED CUT-OFF PLATE, INCLUDING AN INNER MARGINAL PORTION PARTIALLY CLOSING OFF SAID OPENING, AND HAVING A REAR EDGE DETACHABLY LOCKED TO SAID SUPPORT, A HORIZONTAL TRACK EXPOSED TO THE INSIDE OF THE HOPPER MOUNTED ON SAID FORWARD WALL, SAID CUT-OFF PLATE HAVING A FORWARD EDGE SLIDABLY SUPPORTED ON SAID TRACK, AND MEANS FOR MOVING SAID SUPPORT LATERALLY OF SAID PAVER, WITH SAID SUPPORT THEN PRODUCING CORRESPONDING MOVEMENT IN SAID CUT-OFF PLATE.
Claim 2
Dependent Claim
127 words
IN A PAVER INCLUDING AN ELONGATED HOPPER EXTENDING TRANSVERSELY OF THE PAVER, HAVING AN ELONGATED OPENING EXTENDING LONGITUDINALLY ALONG THE BASE OF THE HOPPER, SAID HOPPER INCLUDING AN UPRIGHT FORWARD WALL DEFINING THE FRONT SIDE OF SAID OPENING, AN ELONGATED SUPPORT SUBSTANTIALLY PARALLELING SAID OPENING, EXTENDING ALONG THE OPENING ON THE REAR SIDE THEREOF, A HORIZONTALLY DISPOSED CUT-OFF PLATE, INCLUDING AN INNER MARGINAL PORTION PARTIALLY CLOSING OFF SAID OPENING, AND HAVING A REAR EDGE DETACHABLY LOCKED TO SAID SUPPORT, A HORIZONTAL TRACK EXPOSED TO THE INSIDE OF THE HOPPER MOUNTED ON SAID FORWARD WALL, SAID CUT-OFF PLATE HAVING A FORWARD EDGE SLIDABLY SUPPORTED ON SAID TRACK, AND MEANS FOR MOVING SAID SUPPORT LATERALLY OF SAID PAVER, WITH SAID SUPPORT THEN PRODUCING CORRESPONDING MOVEMENT IN SAID CUT-OFF PLATE.
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) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |