US3181982A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gel propellants comprising halogencontaining terpolymers
Assignee: Phillips Petroleum Co
•
Filing: 1959-04-29
•
Granted: 1965-05-04
•
Expires: 1979-04-29
Abstract
No abstract record available.
Inventors
- 👤 Charles H Burnside
- 👤 Claude G Long
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 01:26
CPC Classifications
C; C06; C06B; C06B25/00; C06B25/36; C06B23/00; C06B23/001; Y; Y10; Y10S; Y10S149/00; Y10S149/118
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
181 words
A GEL PROPELLANT COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF A MIXTURE OF, IN WEIGHT PERCENT: FROM ABOUT 5 TO ABOUT 55 PERCENT OF A FIRST OXIDIZER COMPONENT SELECTED FROM THE GROUP OF POLYMERS CONSISTING OF SOLID CROSS-LINKED TERPOLYMERS FROMED BY COPOLYMERIZING FROM 35 TO 70 MOL PERCENT OF CHLOROTRIFLUOROETHYLENE WITH FROM 10 TO 35 MOL PERCENT VINYLIDENE FLUORIDE AND 15 TO 40 MOL PERCENT OF HEXAFLUOROPROPYLENE, BASED ON TOTAL MOLS OF COMBINED MONOMERS; FROM 40 TO 90 PERCENT OF A SECOND OXIDIZER COMPONENT SELECTED FROM THE GROUP CONSISTING OF NORMALLY LIQUID NITROALKANES CONTAINING FROM 1 TO 4 CARBON ATOMS PER MOLECULE AND HAVING AN AVERAGE OF AT LEAST ONE NITRO GROUP PER ATOM OF CARBON, AND LIQUID MIXTURES OF NITROALKANES CONTAINING FROM 1 TO 4 CARBON ATOMS PER MOLECULE WHERE IN THE MIXTURE THERE IS AN AVERAGE OF AT LEAST ONE NITRO GROUP PER ATOM OF CARBON; AND FROM 5 TO 35 PERCENT OF A COMBUSTIBLE FUEL COMPONENT CAPABLE OF BEING OXIDIZED BY SAID OXIDIZER COMPONENTS, SAID FUEL COMPONENT BEING SELECTED FROM THE GROUP CONSISTING OF ELEMENTAL CARBON AND ORGANIC COMPOUNDS.
Claim 2
Dependent Claim
181 words
A GEL PROPELLANT COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF A MIXTURE OF, IN WEIGHT PERCENT: FROM ABOUT 5 TO ABOUT 55 PERCENT OF A FIRST OXIDIZER COMPONENT SELECTED FROM THE GROUP OF POLYMERS CONSISTING OF SOLID CROSS-LINKED TERPOLYMERS FROMED BY COPOLYMERIZING FROM 35 TO 70 MOL PERCENT OF CHLOROTRIFLUOROETHYLENE WITH FROM 10 TO 35 MOL PERCENT VINYLIDENE FLUORIDE AND 15 TO 40 MOL PERCENT OF HEXAFLUOROPROPYLENE, BASED ON TOTAL MOLS OF COMBINED MONOMERS; FROM 40 TO 90 PERCENT OF A SECOND OXIDIZER COMPONENT SELECTED FROM THE GROUP CONSISTING OF NORMALLY LIQUID NITROALKANES CONTAINING FROM 1 TO 4 CARBON ATOMS PER MOLECULE AND HAVING AN AVERAGE OF AT LEAST ONE NITRO GROUP PER ATOM OF CARBON, AND LIQUID MIXTURES OF NITROALKANES CONTAINING FROM 1 TO 4 CARBON ATOMS PER MOLECULE WHERE IN THE MIXTURE THERE IS AN AVERAGE OF AT LEAST ONE NITRO GROUP PER ATOM OF CARBON; AND FROM 5 TO 35 PERCENT OF A COMBUSTIBLE FUEL COMPONENT CAPABLE OF BEING OXIDIZED BY SAID OXIDIZER COMPONENTS, SAID FUEL COMPONENT BEING SELECTED FROM THE GROUP CONSISTING OF ELEMENTAL CARBON AND ORGANIC COMPOUNDS.
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) | 1968-05-03 | 1968-11-02 | 1969-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-03 | 1972-11-02 | 1973-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-03 | 1976-11-02 | 1977-05-04 | $7700.00 | Window Closed / Lapsed |