US3334053A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gelled organic solvents
Assignee: Individual
•
Filing: 1965-04-15
•
Granted: 1967-08-01
•
Expires: 1985-04-15
Abstract
No abstract record available.
Inventors
- 👤 Ludwig F Audrieth
- 👤 Axelrod Sydney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:10
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/05; C08K5/053; C08K5/16; C08K5/17; Y; Y10; Y10S; Y10S149/00; Y10S149/118
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
AN ORGANIC GEL CONSISTING ESSENTIALLY OF (A) 2 TO 7 PERCENT BY WEIGHT OF A CELLULOSE ESTER, (B) 70 TO 95 PERCNET BY WEIGHT OF A SOLVENT SELECTED FROM THE GROUP CONSISTING OF LOWER ALKYL ACETATES LOWER ALKYL ALCOHOLS LOWER NITROPARAFFINS NITROBENZENE DIACETONE ALCOHOL (C) 3 TO 15 PERCENT BY WEIGHT OF AN AMINE SELECTED FROM THE GROUP CONSISTING OF ETHYLAMINE ETHYLENEDIAMINE DIETHYLENETRIAMINE ETHANOLAMINE TRIETHYLAMINE N-PROPYLAMINE CYCLOHEXLAMINE (D) 3 TO 20 PERCENT BY WEIGHT OF THE FINAL MIXTURE OF A HYDROXY COMPOUND TO RETARD SYNERESIS OF SAID GEL, SAID COMPOUND BEING SELECTED FROM THE GROUP CONSISTING OF GLYCEROL ETHYLENE GLYCOL TRIETHYLENE GLYCOL WATER.
Claim 2
Dependent Claim
103 words
AN ORGANIC GEL CONSISTING ESSENTIALLY OF (A) 2 TO 7 PERCENT BY WEIGHT OF A CELLULOSE ESTER, (B) 70 TO 95 PERCNET BY WEIGHT OF A SOLVENT SELECTED FROM THE GROUP CONSISTING OF LOWER ALKYL ACETATES LOWER ALKYL ALCOHOLS LOWER NITROPARAFFINS NITROBENZENE DIACETONE ALCOHOL (C) 3 TO 15 PERCENT BY WEIGHT OF AN AMINE SELECTED FROM THE GROUP CONSISTING OF ETHYLAMINE ETHYLENEDIAMINE DIETHYLENETRIAMINE ETHANOLAMINE TRIETHYLAMINE N-PROPYLAMINE CYCLOHEXLAMINE (D) 3 TO 20 PERCENT BY WEIGHT OF THE FINAL MIXTURE OF A HYDROXY COMPOUND TO RETARD SYNERESIS OF SAID GEL, SAID COMPOUND BEING SELECTED FROM THE GROUP CONSISTING OF GLYCEROL ETHYLENE GLYCOL TRIETHYLENE GLYCOL WATER.
References Cited (Backward Citations)
GB395694A
Cited
US2712989A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-31 | 1971-01-30 | 1971-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-31 | 1975-01-30 | 1975-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-31 | 1979-01-30 | 1979-08-01 | $7700.00 | Window Closed / Lapsed |