US3287104A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preservative medium suitable for preserving cut flowers
Assignee: —
•
Filing: —
•
Granted: 1966-11-22
•
Expires: 1983-11-22
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 05:45
CPC Classifications
A; A01; A01N; A01N3/00; A01N3/02; A01G; A01G5/00; A01G5/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
141 words
A PRESERVATIVE MEDIUM FOR THE PRESERVATION OF CUT FLOWERS COMPRISING ABOUT 1000-2000 PARTS BY WEIGHT OF SUCROSE AS A WATER-SOLUBLE NON-IONIC NUTRIENT MEDIUM; ABOUT 10-20 PARTS BY WEIGHT OF POTASSIUM SULPHATE AS A SOURSE OF POTASSIUM AND SULPHATE IONS; ABOUT 5-50 PARTS BY WEIGHT OF POTASSIUM DIHYDROGEN PHOSPHATE AS A SOURSE OF PHOSPHATE AND POTASSIUM IONS AND FOR CONTROLLING THE PH OF THE MEDIUM; TRACES OF BORIC ACID AS A SOURCE OF BORON; ABOUT 4-17 PARTS BY WEIGHT OF SODIUM BENZOATE AS A FERMENTATION AND MOULD INHIBITOR; ABOUT 4-20 PARTS BY WEIGHT OF SODIUM META-BISUPHITE AS A FERMENTATION AND MOULD INHIBITOR; ABOUT 4-20 PARTS BY WEIGHT OF CITRIC ACID FOR CONTROLLING THE PH OF THE MEDIUM WITHIN THE RANGE 2.5-5.5; AND ABOUT 4-17 PARTS BY WEIGHT OF 8-HYDROXY QUINOLINE POTASSIUM SULPHATE FOR KEEPING CLEAR AN AQUEOUS SOLUTION OF THE PRESERVATIVE MEDIUM.
Claim 2
Dependent Claim
141 words
A PRESERVATIVE MEDIUM FOR THE PRESERVATION OF CUT FLOWERS COMPRISING ABOUT 1000-2000 PARTS BY WEIGHT OF SUCROSE AS A WATER-SOLUBLE NON-IONIC NUTRIENT MEDIUM; ABOUT 10-20 PARTS BY WEIGHT OF POTASSIUM SULPHATE AS A SOURSE OF POTASSIUM AND SULPHATE IONS; ABOUT 5-50 PARTS BY WEIGHT OF POTASSIUM DIHYDROGEN PHOSPHATE AS A SOURSE OF PHOSPHATE AND POTASSIUM IONS AND FOR CONTROLLING THE PH OF THE MEDIUM; TRACES OF BORIC ACID AS A SOURCE OF BORON; ABOUT 4-17 PARTS BY WEIGHT OF SODIUM BENZOATE AS A FERMENTATION AND MOULD INHIBITOR; ABOUT 4-20 PARTS BY WEIGHT OF SODIUM META-BISUPHITE AS A FERMENTATION AND MOULD INHIBITOR; ABOUT 4-20 PARTS BY WEIGHT OF CITRIC ACID FOR CONTROLLING THE PH OF THE MEDIUM WITHIN THE RANGE 2.5-5.5; AND ABOUT 4-17 PARTS BY WEIGHT OF 8-HYDROXY QUINOLINE POTASSIUM SULPHATE FOR KEEPING CLEAR AN AQUEOUS SOLUTION OF THE PRESERVATIVE MEDIUM.
References Cited (Backward Citations)
US2805137A
Cited
US3122432A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |