US3092052A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Harrow tooth for the dispensing of liquid ammonia into the soil
Assignee: Individual
•
Filing: 1960-06-22
•
Granted: 1963-06-04
•
Expires: 1980-06-22
Abstract
No abstract record available.
Inventors
- 👤 Andersen Kaj Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:23
CPC Classifications
A; A01; A01C; A01C23/00; A01C23/02; A01C23/023; A01C23/025
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
A HARROW TOOTH FOR THE DISPENSING OF LIQUID AMMONIA INTO THE SOIL COMPRISING A DEPENDING LONGITUDINALLY DISPOSED TOOTH BODY HAVING A FRONT PORTION, A REAR FACE AND LATERALLY OPPOSED SIDE FACES, A FRONT BAR, MEANS RELEASABLY CLAMPING SAID FRONT BAR ALONG THE FRONT PORTION OF SAID TOOTH BODY FOR ADJUSTMENT LONGITUDINALLY OF SAID BODY, SAID FRONT BAR HAVING A FORWARDLY CONVERGING WEDGE SHAPED CROSS SECTION EXTENDING LATERALLY BEYOND BOTH SIDE FACES OF SAID TOOTH BODY, SAID WEDGE SHAPED CROSS SECTION BEING FORMED BY A PAIR OF SUBSTANTIALLY FLAT FACES AND BEING SUBSTANTIALLY POINTED AT ITS LOWER END, AND AN AM-
Claim 2
Dependent Claim
100 words
A HARROW TOOTH FOR THE DISPENSING OF LIQUID AMMONIA INTO THE SOIL COMPRISING A DEPENDING LONGITUDINALLY DISPOSED TOOTH BODY HAVING A FRONT PORTION, A REAR FACE AND LATERALLY OPPOSED SIDE FACES, A FRONT BAR, MEANS RELEASABLY CLAMPING SAID FRONT BAR ALONG THE FRONT PORTION OF SAID TOOTH BODY FOR ADJUSTMENT LONGITUDINALLY OF SAID BODY, SAID FRONT BAR HAVING A FORWARDLY CONVERGING WEDGE SHAPED CROSS SECTION EXTENDING LATERALLY BEYOND BOTH SIDE FACES OF SAID TOOTH BODY, SAID WEDGE SHAPED CROSS SECTION BEING FORMED BY A PAIR OF SUBSTANTIALLY FLAT FACES AND BEING SUBSTANTIALLY POINTED AT ITS LOWER END, AND AN AM-
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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) | 1966-06-03 | 1966-12-03 | 1967-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-03 | 1970-12-03 | 1971-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-03 | 1974-12-03 | 1975-06-04 | $7700.00 | Window Closed / Lapsed |