Patent US6400813B1 successfully refreshed from Google Patents.
Patent US3257014A successfully refreshed from Google Patents.
US3257014A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mobile loader
Assignee: AG STURDIVANT
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Filing: 1964-09-14
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Granted: 1966-06-21
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Expires: 1984-09-14
Abstract
No abstract record available.
Inventors
- 👤 Joseph L Riley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:06
CPC Classifications
B; B66; B66F; B66F9/00; B66F9/06; B66F9/065
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
180 words
IN A MOBILE LOADER, A WHEEL MOUNTED SELF-PROPELLED MAIN FRAME INCLUDING A PAIR OF PARALLEL SPACED SIDE FRAME MEMBERS HAVING AN UPWARDLY INCLINED TRACK EXTENDING THEREALONG FROM THE CENTRAL TO REAR END PORTIONS OF SAID SIDE FRAME MEMBERS, A CARRIAGE MOUNTED FOR MOVEMENT ALONG SAID TRACK AND RETAINED FROM TILTING MOVEMENT WITH RESPECT THERETO, A BOOM SUPPORTED AT ITS REAR END ON SAID CARRIAGE AND TRANSVERSELY PIVOTED THERETO AND EXTENDING ALONG SAID MAIN FRAME TO A POSITION ADJACENT THE FORWARD END THEREOF, SAID BOOM BEING DISPOSED WITHIN THE INNER MARGINS OF SAID SIDE FRAME MEMBERS FOR LOWERING MOVEMENT THEREBETWEEN. A LOAD LIFTING DEVICE TRANSVERSELY PIVOTED TO THE FORWARD END PORTION OF SAID BOOM AND EXTENDING IN ADVANCE THEREOF, A FLUID PRESSURE OPERATED JACK PIVOTALLY CONNECTED BETWEEN SAID BOOM AND LOAD LIFTING DEVICE FOR TILTING SAID LOAD LIFTING DEVICE WITH RESPECT TO SAID BOOM AND MAINTAINING SAID LOADING LIFTING DEVICE IN VARIOUS SELECTED POSITION WITH RESPECT TO SAID BOOM, A LONGITUDINALLY EXTENDING FLUID PRESSURE OPERATED JACK TRANSVERSELY PIVOTED BETWEEN SAID MAIN FRAME AND CARRIAGE FOR MOVING SAID CARRIAGE AND BOOM ALONG
Claim 2
Dependent Claim
180 words
IN A MOBILE LOADER, A WHEEL MOUNTED SELF-PROPELLED MAIN FRAME INCLUDING A PAIR OF PARALLEL SPACED SIDE FRAME MEMBERS HAVING AN UPWARDLY INCLINED TRACK EXTENDING THEREALONG FROM THE CENTRAL TO REAR END PORTIONS OF SAID SIDE FRAME MEMBERS, A CARRIAGE MOUNTED FOR MOVEMENT ALONG SAID TRACK AND RETAINED FROM TILTING MOVEMENT WITH RESPECT THERETO, A BOOM SUPPORTED AT ITS REAR END ON SAID CARRIAGE AND TRANSVERSELY PIVOTED THERETO AND EXTENDING ALONG SAID MAIN FRAME TO A POSITION ADJACENT THE FORWARD END THEREOF, SAID BOOM BEING DISPOSED WITHIN THE INNER MARGINS OF SAID SIDE FRAME MEMBERS FOR LOWERING MOVEMENT THEREBETWEEN. A LOAD LIFTING DEVICE TRANSVERSELY PIVOTED TO THE FORWARD END PORTION OF SAID BOOM AND EXTENDING IN ADVANCE THEREOF, A FLUID PRESSURE OPERATED JACK PIVOTALLY CONNECTED BETWEEN SAID BOOM AND LOAD LIFTING DEVICE FOR TILTING SAID LOAD LIFTING DEVICE WITH RESPECT TO SAID BOOM AND MAINTAINING SAID LOADING LIFTING DEVICE IN VARIOUS SELECTED POSITION WITH RESPECT TO SAID BOOM, A LONGITUDINALLY EXTENDING FLUID PRESSURE OPERATED JACK TRANSVERSELY PIVOTED BETWEEN SAID MAIN FRAME AND CARRIAGE FOR MOVING SAID CARRIAGE AND BOOM ALONG
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) | 1969-06-20 | 1969-12-20 | 1970-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-20 | 1973-12-20 | 1974-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-20 | 1977-12-20 | 1978-06-21 | $7700.00 | Window Closed / Lapsed |