US2744085A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of making dispersions of polymers
Assignee: EIDP Inc
•
Filing: 1953-09-15
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Granted: 1956-05-01
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Expires: 1973-09-15
Abstract
No abstract record available.
Inventors
- 👤 James K Hubbard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 01:36
CPC Classifications
C; C08; C08G; C08G61/00; C08G61/02; C08G61/025; C08G2261/00; C08G2261/30; C08G2261/34; C08G2261/342; C08G2261/3424; Y; Y10; Y10S; Y10S524/00; Y10S524/923
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
A PROCESS WHICH COMPRISES TURBULENTLY MIXING AN ORGANIC LIQUID WHICH DOES NOT BOIL AT ROOM TEMPERATURE UNDER 1 MM. PRESSURE WITH THE PYROLYZED VAPORS OF A MONOMERIC AROMATIC COMPOUND CONTAINING PARA-METHYL SUBSTITUENTS, THE SAID MONOMERIC AROMATIC COMPOUND BEING A MEMBER OF THE CLASS CONSISTING OF A HYDROCARBON AND A HALOGEN SUBSTITUTED HYDROCARBON, TO FORM A DISPERSION OF A POLYMER CONTAINING RECURRING UNITS OF THE FORMULA:
Claim 2
Dependent Claim
65 words
A PROCESS WHICH COMPRISES TURBULENTLY MIXING AN ORGANIC LIQUID WHICH DOES NOT BOIL AT ROOM TEMPERATURE UNDER 1 MM. PRESSURE WITH THE PYROLYZED VAPORS OF A MONOMERIC AROMATIC COMPOUND CONTAINING PARA-METHYL SUBSTITUENTS, THE SAID MONOMERIC AROMATIC COMPOUND BEING A MEMBER OF THE CLASS CONSISTING OF A HYDROCARBON AND A HALOGEN SUBSTITUTED HYDROCARBON, TO FORM A DISPERSION OF A POLYMER CONTAINING RECURRING UNITS OF THE FORMULA:
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-01 | 1959-10-31 | 1960-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-01 | 1963-10-31 | 1964-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-01 | 1967-10-31 | 1968-05-01 | $7700.00 | Window Closed / Lapsed |