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
•
Granted: 1950-05-16
•
Expires: 1967-12-18
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)
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 |