US3411894A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Retardation of ripening of vegetable materials
Assignee: United States Department of Agriculture
•
Filing: 1963-07-22
•
Granted: 1968-11-19
•
Expires: 1983-07-22
Abstract
No abstract record available.
Inventors
- 👤 Lieberman Morris
- 👤 Mapson Leslie William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:43
CPC Classifications
A; A23; A23B; A23B7/00; A23B7/14; A23B7/153; A23B7/154; A23B7/144; A23B7/152
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
A PROCESS FOR RETARDING THE RIPENING OF HARVESTED MATURE, BUT UNRIPE, PLANT MATERIAL SELECTED FROM THE GROUP CONSISTING OF FRUITS, VEGETABLES, AND CUT FLOWERS WHEREIN RIPENING CONTINUES AFTER HARVESTING BY THE BIOSYNTHESIS OF ETHYLENE IN THE PLANT TISSUE, SAID PROCESS COMPRISING EXPOSING SAID PLANT MATERIAL SUBSEQUENT TO HARVESTING TO A MEMBER OF THE GROUP CONSISTING OF A GASEOUS ATMOSPHERE AND AN AQUEOUS SOLUTION, EACH MEMBER CONTAINING A MAXIMUM OF 1% BY WEIGHT ETHYLENE OXIDE, FOR A PERIOD OF NO LONGER THAN 2 TO 3 DAYS AT SAID CONCENTRATION TO TEM-
Claim 2
Dependent Claim
90 words
A PROCESS FOR RETARDING THE RIPENING OF HARVESTED MATURE, BUT UNRIPE, PLANT MATERIAL SELECTED FROM THE GROUP CONSISTING OF FRUITS, VEGETABLES, AND CUT FLOWERS WHEREIN RIPENING CONTINUES AFTER HARVESTING BY THE BIOSYNTHESIS OF ETHYLENE IN THE PLANT TISSUE, SAID PROCESS COMPRISING EXPOSING SAID PLANT MATERIAL SUBSEQUENT TO HARVESTING TO A MEMBER OF THE GROUP CONSISTING OF A GASEOUS ATMOSPHERE AND AN AQUEOUS SOLUTION, EACH MEMBER CONTAINING A MAXIMUM OF 1% BY WEIGHT ETHYLENE OXIDE, FOR A PERIOD OF NO LONGER THAN 2 TO 3 DAYS AT SAID CONCENTRATION TO TEM-
References Cited (Backward Citations)
US2037439A
Cited
US1791429A
Cited
US2063628A
Cited
US2080179A
Cited
US2160831A
Cited
US2354014A
Cited
US2577421A
Cited
US2667421A
Cited
US2751305A
Cited
US3046142A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-19 | 1972-05-20 | 1972-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-19 | 1976-05-20 | 1976-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-19 | 1980-05-20 | 1980-11-19 | $7700.00 | Window Closed / Lapsed |