Patent US3326232A successfully refreshed from Google Patents.
US3326232A
Expired / Lapsed
US
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Fertilizer application and apparatus therefor
Assignee: Individual
•
Filing: 1966-04-29
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Granted: 1967-06-20
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Expires: 1986-04-29
Abstract
No abstract record available.
Inventors
- 👤 Otis C Stamps
- 👤 David W Neikirk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 04:17
CPC Classifications
A; A01; A01C; A01C23/00; A01C23/04; A01C23/042; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/85978; Y10T137/86131; Y10T137/86163
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
121 words
APPARATUS FOR DISTRIBUTING LIQUID FERTILIZER TO LAND COMPRISING A CONTAINER FOR FLUID FERTILIZER, A CONDUIT THEREFROM LEADING TO A FIRST PUMP MEANS TO RAISE THE PRESSURE OF LIQUID AND CONNECTED THERETO, OUTLET MEANS FROM SAID PRESSURE RAISING FIRST PUMP MEANS LEADING TO A PRESSURE INDICATING MEANS AND CONNECTED OPERATIVELY THERETO, AN ADJUSTABLE PRESSURE RELIEF VALVE CONNECTED TO SAID OUTLET MEANS, A FLOWMETER WITH AN INLET AND OUTLET, AND AN INLET OF SAID FLOWMETER CONNECTED TO SAID OUTLET MEANS FROM SAID PRESSURE RAISING FIRST PUMP MEANS, THE OUTLET OF THE PRESSURE RELIEF MEANS OPERATIVELY CONNECTED TO SAID CONTAINER, A FLOW REGULATING MEANS OPERATIVELY ATTACHED TO THE OUTLET END OF SAID FLOWMETER, SAID FLOW REGULATING MEANS PROVIDED WITH AN OUTLET MEANS, A CHECK
Claim 2
Dependent Claim
121 words
APPARATUS FOR DISTRIBUTING LIQUID FERTILIZER TO LAND COMPRISING A CONTAINER FOR FLUID FERTILIZER, A CONDUIT THEREFROM LEADING TO A FIRST PUMP MEANS TO RAISE THE PRESSURE OF LIQUID AND CONNECTED THERETO, OUTLET MEANS FROM SAID PRESSURE RAISING FIRST PUMP MEANS LEADING TO A PRESSURE INDICATING MEANS AND CONNECTED OPERATIVELY THERETO, AN ADJUSTABLE PRESSURE RELIEF VALVE CONNECTED TO SAID OUTLET MEANS, A FLOWMETER WITH AN INLET AND OUTLET, AND AN INLET OF SAID FLOWMETER CONNECTED TO SAID OUTLET MEANS FROM SAID PRESSURE RAISING FIRST PUMP MEANS, THE OUTLET OF THE PRESSURE RELIEF MEANS OPERATIVELY CONNECTED TO SAID CONTAINER, A FLOW REGULATING MEANS OPERATIVELY ATTACHED TO THE OUTLET END OF SAID FLOWMETER, SAID FLOW REGULATING MEANS PROVIDED WITH AN OUTLET MEANS, A CHECK
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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) | 1970-06-19 | 1970-12-19 | 1971-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-19 | 1974-12-19 | 1975-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-19 | 1978-12-19 | 1979-06-20 | $7700.00 | Window Closed / Lapsed |