Patent US3305968A successfully refreshed from Google Patents.
US3305968A
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Apparatus and method for the soilless cultivation of seedlings and plants
Assignee: ROUDNICKE STROJIRNY A SLEVARNY
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Filing: 1965-01-18
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Granted: 1967-02-28
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Expires: 1985-01-18
Abstract
No abstract record available.
Inventors
- 👤 Dosedla Miroslav
- 👤 Pavlica Ivo
- 👤 Kokrhoun Otta
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:22
CPC Classifications
A; A01; A01G; A01G31/00; A01G31/02; Y; Y02; Y02P; Y02P60/00; Y02P60/20; Y02P60/21
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
164 words
AN APPARATUS FOR THE SOILLESS CULTIVATION OF SEEDLINGS AND PLANTS, COMPRISING, IN COMBINATION, A CONTAINER HAVING AN UPPER EDGE; MEANS FOR SUPPLYING A LIQUID GROWTH PROMOTING MEDIUM TO THE CONTAINER AND FOR WITHDRAWING IT THEREFORM; A PLURALITY OF INDIVIDUAL SUPPORTING MEMBERS REMOVABLY MOUNTED INSIDE SAID CONTAINER BELOW ITS UPPER EDGE AND EACH FORMED WITH A SERIES OF OPENINGS THERETHROUGH; A PLURALITY OF INDIVIDUAL SHAPE-RETAINING PADS EACH ADAPTED TO RECEIVE THE SEED OF A PLANT TO BE GROWN AND EACH HAVING AN UPPER AND A LOWER FACE AND CONSISTING ESSENTIALLY OF VERTICALLY ORIENTED LAYERS OF A RESILIENT, LIQUID-ABSORBING MATERIAL, SAID PADS EACH HAVING A CROSS-SECTIONAL AREA LARGER TAN THE RESPECTIVE OPENINGS AND EACH BEING LOCATED ON AND SUPPORTED BY THE UPPER FACE OF SAID SUPPORTING MEMBER COVERING AT LEAST ONE OF THE OPENINGS THERETHROUGH; AND MEANS FOR MAINTAINING THE UPPER LEVEL OF SAID LIQUID MEDIUM AT A HEIGHT BELOW THE UPPER EDGE OF SAID CONTAINER AND BETWEEN THE UPPER AND LOWER FACE OF SAID PADS.
Claim 2
Independent Claim
164 words
AN APPARATUS FOR THE SOILLESS CULTIVATION OF SEEDLINGS AND PLANTS, COMPRISING, IN COMBINATION, A CONTAINER HAVING AN UPPER EDGE; MEANS FOR SUPPLYING A LIQUID GROWTH PROMOTING MEDIUM TO THE CONTAINER AND FOR WITHDRAWING IT THEREFORM; A PLURALITY OF INDIVIDUAL SUPPORTING MEMBERS REMOVABLY MOUNTED INSIDE SAID CONTAINER BELOW ITS UPPER EDGE AND EACH FORMED WITH A SERIES OF OPENINGS THERETHROUGH; A PLURALITY OF INDIVIDUAL SHAPE-RETAINING PADS EACH ADAPTED TO RECEIVE THE SEED OF A PLANT TO BE GROWN AND EACH HAVING AN UPPER AND A LOWER FACE AND CONSISTING ESSENTIALLY OF VERTICALLY ORIENTED LAYERS OF A RESILIENT, LIQUID-ABSORBING MATERIAL, SAID PADS EACH HAVING A CROSS-SECTIONAL AREA LARGER TAN THE RESPECTIVE OPENINGS AND EACH BEING LOCATED ON AND SUPPORTED BY THE UPPER FACE OF SAID SUPPORTING MEMBER COVERING AT LEAST ONE OF THE OPENINGS THERETHROUGH; AND MEANS FOR MAINTAINING THE UPPER LEVEL OF SAID LIQUID MEDIUM AT A HEIGHT BELOW THE UPPER EDGE OF SAID CONTAINER AND BETWEEN THE UPPER AND LOWER FACE OF SAID PADS.
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) | 1970-02-27 | 1970-08-29 | 1971-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-27 | 1974-08-29 | 1975-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-27 | 1978-08-29 | 1979-02-28 | $7700.00 | Window Closed / Lapsed |