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US2507568A Expired / Lapsed US ⏱️ 0.0 years remaining

Telomers of monoolefins and saturated halogenated carboxylic acids, esters, and anhydrides

Assignee: EIDP Inc
•
Filing: 1947-12-18
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Granted: 1950-05-16
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Expires: 1967-12-18
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Abstract

No abstract record available.

Inventors

  • 👤 William E Hanford
  • 👤 Jr Robert M Joyce

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 20:12
CPC Classifications
C; C08; C08F; C08F110/00; C08F110/02

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 129 words
PROCESS FOR THE PREPARATION OF REACTION PRODUCTS HAVING IN THE MALECULES THEREOF THE COMPONENTS OF A PLURALITY OF MOLECULES OF A POLYMERIZABLE MONOOLEFINIC ALIPHATIC HYDROCARBON OF TWO TO FOUR CARBONS AND THE COMPONENTS OF ONE MOLEUCLE OF A HALOGENATED COMPOUND OF THE CLASS CONSISTING OF SATURATED HALOGENATED LOWER ALIPHATIC ACIDS CONTAINING HALOGEN OF THE CLASS CONSISTING OF CHLORINE, BROMINE AND IODINE AND ANHYDRIDES AND LOWER ALKYL ESTERS THEREOF WHICH COMPRISES SUBJECTING A REACTION MASS COMPRISING SAID HYDROCARBON AND SAID HALOGENATED COMPOUND AT A TEMPERATURE BETWEEN 60*C. AND 150* C. AND AT SUPERATMOSPHERIC PRESSURE TO THE ACTION OF A PEROXY POLYMERIZATION CATALYST AND ISOLATING THE PRODUCTS HAVING IN THE MOLECULES THEREOF THE COMPONENT OF PLURALITY OF MOLECULES OF THE OLEFIN AND THE COMPONENTS OF ONE MOLECULE OF THE HALOGENATED COMPOUND.
Claim 2
Dependent Claim 129 words
PROCESS FOR THE PREPARATION OF REACTION PRODUCTS HAVING IN THE MALECULES THEREOF THE COMPONENTS OF A PLURALITY OF MOLECULES OF A POLYMERIZABLE MONOOLEFINIC ALIPHATIC HYDROCARBON OF TWO TO FOUR CARBONS AND THE COMPONENTS OF ONE MOLEUCLE OF A HALOGENATED COMPOUND OF THE CLASS CONSISTING OF SATURATED HALOGENATED LOWER ALIPHATIC ACIDS CONTAINING HALOGEN OF THE CLASS CONSISTING OF CHLORINE, BROMINE AND IODINE AND ANHYDRIDES AND LOWER ALKYL ESTERS THEREOF WHICH COMPRISES SUBJECTING A REACTION MASS COMPRISING SAID HYDROCARBON AND SAID HALOGENATED COMPOUND AT A TEMPERATURE BETWEEN 60*C. AND 150* C. AND AT SUPERATMOSPHERIC PRESSURE TO THE ACTION OF A PEROXY POLYMERIZATION CATALYST AND ISOLATING THE PRODUCTS HAVING IN THE MOLECULES THEREOF THE COMPONENT OF PLURALITY OF MOLECULES OF THE OLEFIN AND THE COMPONENTS OF ONE MOLECULE OF THE HALOGENATED COMPOUND.

References Cited (Backward Citations)

US2093695A Cited
US2138917A Cited
US2198046A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1953-05-15 1953-11-14 1954-05-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1957-05-15 1957-11-14 1958-05-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1961-05-15 1961-11-14 1962-05-16 $7700.00 Window Closed / Lapsed

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