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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
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Expires: 1979-04-29
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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)

US1506323A Cited
GB582621A Cited
US2690964A Cited
US2530493A Cited

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

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