US3143129A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Distributor of liquid ammonia
Assignee: Individual
•
Filing: 1962-12-11
•
Granted: 1964-08-04
•
Expires: 1982-12-11
Abstract
No abstract record available.
Inventors
- 👤 Andersen Kaj Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:35
CPC Classifications
A; A01; A01C; A01C23/00; A01C23/02; A01C23/023; A01C23/024; Y; Y10; Y10T; Y10T137/00; Y10T137/2931; Y10T137/3115; Y10T137/3127; Y10T137/313; Y10T137/8593
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
A DISTRIBUTOR OF LIQUID AMMONIA COMPRISING A CHAMBER HAVING AN INLET FOR CONNECTION TO A SOURCE OF LIQUID AMMONIA AND A PLURALITY OF OUTLETS FOR CONNECTION TO POSITIONS OF CONSUMPTION, E.G. DISCHARGE TUBES ON HARROW TEETH FOR DISPERSING LIQUID AMMONIA INTO THE SOIL, CHARACTERIZED IN THAT THE OUTLETS ARE CONSTRUCTED AS SUBSTANITIALLY PARALLEL TUBES LOCATED IN THE INTERIOR OF THE CHAMBER, SAID TUBES BEING CLOSED AT ONE END AND BEING PROVIDED WITH A GREAT NUMBER OF NARROW OPENINGS IN THE SIDE WALLS THEREOF, THE OPENINGS OF EACH TUBE BEING DISTRIBUTED OVER A CONSIDERABLE LENGTH OF THE TUBE STARTING ADJACENT TO THE CLOSED END THEREOF, THE MOUTH OF THE INLET BEING DIRECTED TOWARDS THE BOTTOM OF THE CHAMBER SUBSTANTIALLY PARALLEL TO THE TUBES.
Claim 2
Dependent Claim
122 words
A DISTRIBUTOR OF LIQUID AMMONIA COMPRISING A CHAMBER HAVING AN INLET FOR CONNECTION TO A SOURCE OF LIQUID AMMONIA AND A PLURALITY OF OUTLETS FOR CONNECTION TO POSITIONS OF CONSUMPTION, E.G. DISCHARGE TUBES ON HARROW TEETH FOR DISPERSING LIQUID AMMONIA INTO THE SOIL, CHARACTERIZED IN THAT THE OUTLETS ARE CONSTRUCTED AS SUBSTANITIALLY PARALLEL TUBES LOCATED IN THE INTERIOR OF THE CHAMBER, SAID TUBES BEING CLOSED AT ONE END AND BEING PROVIDED WITH A GREAT NUMBER OF NARROW OPENINGS IN THE SIDE WALLS THEREOF, THE OPENINGS OF EACH TUBE BEING DISTRIBUTED OVER A CONSIDERABLE LENGTH OF THE TUBE STARTING ADJACENT TO THE CLOSED END THEREOF, THE MOUTH OF THE INLET BEING DIRECTED TOWARDS THE BOTTOM OF THE CHAMBER SUBSTANTIALLY PARALLEL TO THE TUBES.
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) | 1967-08-04 | 1968-02-03 | 1968-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-04 | 1972-02-03 | 1972-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-04 | 1976-02-03 | 1976-08-04 | $7700.00 | Window Closed / Lapsed |