Patent US6730523B2 successfully refreshed from Google Patents.
Patent US3102349A successfully refreshed from Google Patents.
US3102349A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and machine for forming and cleaning quarter drains in sugar cane growing squares
Assignee: LAMB INDUSTRIES
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Filing: 1961-11-09
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Granted: 1963-09-03
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Expires: 1981-11-09
Abstract
No abstract record available.
Inventors
- 👤 Byron C Thomson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 01:12
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/18; E02F3/20; E02F3/186
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
130 words
THE HEREIN DESCRIBED METHOD COMPRISING (A) ENTERING A CANE FIELD WITH A MOVING MACHINE NEAR A LATERAL DITCH UNTIL THE QUARTER DRAIN IS REACHED FOLLOWED BY (B) TURNING ACROSS THE CANE ROWS IN A GENERAL DIRECTION AWAY FROM THE SAID LATERAL DITCH WITH A FORWARDLY EXTENDING DRAIN CLEANING DEVICE ON THE MOVING MACHINE EXTENDING DOWN INTO THE QUARTER DRAIN AND A REARWARDLY EXTENDING DRAIN CLEANING DEVICE ON THE MOVING MACHINE EXTENDING DOWN INTO THE SAID LATERAL DITCH IN LINE WITH SAID QUARTER DRAIN AND (C) PROCEEDING ACROSS THE CANE ROWS AND (D) LIFTING THE EARTH FROM SAID QUARTER DRAIN BOTH BEHIND AND IN FRONT OF THE MOVING MACHINE SO THAT THE SAID QUARTER DRAIN IS COMPLETED INTO THE NEXT LATERAL DITCH BY MEANS OF THE FORWARDLY EXTENDING DRAIN CLEANING DEVICE.
Claim 2
Dependent Claim
130 words
THE HEREIN DESCRIBED METHOD COMPRISING (A) ENTERING A CANE FIELD WITH A MOVING MACHINE NEAR A LATERAL DITCH UNTIL THE QUARTER DRAIN IS REACHED FOLLOWED BY (B) TURNING ACROSS THE CANE ROWS IN A GENERAL DIRECTION AWAY FROM THE SAID LATERAL DITCH WITH A FORWARDLY EXTENDING DRAIN CLEANING DEVICE ON THE MOVING MACHINE EXTENDING DOWN INTO THE QUARTER DRAIN AND A REARWARDLY EXTENDING DRAIN CLEANING DEVICE ON THE MOVING MACHINE EXTENDING DOWN INTO THE SAID LATERAL DITCH IN LINE WITH SAID QUARTER DRAIN AND (C) PROCEEDING ACROSS THE CANE ROWS AND (D) LIFTING THE EARTH FROM SAID QUARTER DRAIN BOTH BEHIND AND IN FRONT OF THE MOVING MACHINE SO THAT THE SAID QUARTER DRAIN IS COMPLETED INTO THE NEXT LATERAL DITCH BY MEANS OF THE FORWARDLY EXTENDING DRAIN CLEANING DEVICE.
Claim 3
Dependent Claim
102 words
A MACHINE FOR CLEANING QUARTER DRAINS COMPRISING (A) MAIN FRAME GROUND WHEELS, (B) A MAIN FRAME HAVING PIVOTAL MOUNTING ABOUT THE LATERAL AXIS OF THE WHEELS, (C) A FRONT GROUND STEERING WHEEL, (D) FORE AND AFTER CLEANER BLADED DISCS, (E) FORE AND AFTER CLEANER DISC CARRYING FRAMES PIVOTED ABOUT THE FORWARD PORTION OF THE MAIN FRAME FOR UP AND DOWN MOVEMENT, AND (F) MEANS ATTACHED TO THE FORWARD PART OF THE MAIN FRAME FOR PIVOTING THE MAIN FRAME ABOUT SAID AXIS TO RAISE AND LOWER THE POINT OF PIVOTAL ATTACHMENT OF THE AFTER DISC FRAME TO ALTER THE PITCH OF THE DISC.
Claim 4
Dependent Claim
102 words
A MACHINE FOR CLEANING QUARTER DRAINS COMPRISING (A) MAIN FRAME GROUND WHEELS, (B) A MAIN FRAME HAVING PIVOTAL MOUNTING ABOUT THE LATERAL AXIS OF THE WHEELS, (C) A FRONT GROUND STEERING WHEEL, (D) FORE AND AFTER CLEANER BLADED DISCS, (E) FORE AND AFTER CLEANER DISC CARRYING FRAMES PIVOTED ABOUT THE FORWARD PORTION OF THE MAIN FRAME FOR UP AND DOWN MOVEMENT, AND (F) MEANS ATTACHED TO THE FORWARD PART OF THE MAIN FRAME FOR PIVOTING THE MAIN FRAME ABOUT SAID AXIS TO RAISE AND LOWER THE POINT OF PIVOTAL ATTACHMENT OF THE AFTER DISC FRAME TO ALTER THE PITCH OF THE DISC.
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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) | 1966-09-02 | 1967-03-04 | 1967-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-02 | 1971-03-04 | 1971-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-02 | 1975-03-04 | 1975-09-03 | $7700.00 | Window Closed / Lapsed |