US2600420A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oil-soluble allyl-vinyl ester copolymers
Assignee: Rohm and Haas Co
•
Filing: 1949-07-15
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Granted: 1952-06-17
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Expires: 1969-07-15
Abstract
No abstract record available.
Inventors
- 👤 Harry T Neher
- 👤 William L Van Horne
- 👤 La Verne N Bauer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:00
CPC Classifications
C; C10; C10M; C10M145/00; C10M145/02; C10M145/06; C10M145/08; C08; C08F; C08F18/00; C08F18/02; C08F18/12; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/18; C10L1/192; C10L1/195; C10L1/197; C10L1/1973; C10M2209/00; C10M2209/02; C10M2209/04; C10M2209/06; C10M2209/062
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
AN OIL-SOLUBLE COPOLYMER OF (A) AN ALLYLIC ESTER OF AN ALKANOIC ACID OF SIXTEEN TO TWENTYFOUR CARBON ATOMS AND AN ALCOHOL SELECTED FROM THE CLASS CONSISTING OF ALLYL AND METHALLYL ALCOHOLS AND (B) A VINYL ESTER OF AN ALKANOIC ACID HAVING FOUR TO TWELVE CARBON ATOMS, THE MOLE RATIO OF ALLYLIC ESTER GROUPS TO VINYL ESTER GROUPS IN THE COPOLYMER BEING FROM ONE TO ONE TO ONE TO A NUMBER EQUALLING THE NUMBER OF CARBON ATOMS IN THE LONGEST CHAIN OF THE SAID ALKANOIC ACID FORMING SAID VINYL ESTER.
Claim 2
Dependent Claim
89 words
AN OIL-SOLUBLE COPOLYMER OF (A) AN ALLYLIC ESTER OF AN ALKANOIC ACID OF SIXTEEN TO TWENTYFOUR CARBON ATOMS AND AN ALCOHOL SELECTED FROM THE CLASS CONSISTING OF ALLYL AND METHALLYL ALCOHOLS AND (B) A VINYL ESTER OF AN ALKANOIC ACID HAVING FOUR TO TWELVE CARBON ATOMS, THE MOLE RATIO OF ALLYLIC ESTER GROUPS TO VINYL ESTER GROUPS IN THE COPOLYMER BEING FROM ONE TO ONE TO ONE TO A NUMBER EQUALLING THE NUMBER OF CARBON ATOMS IN THE LONGEST CHAIN OF THE SAID ALKANOIC ACID FORMING SAID VINYL ESTER.
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) | 1955-06-17 | 1955-12-17 | 1956-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-17 | 1959-12-17 | 1960-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-17 | 1963-12-17 | 1964-06-17 | $7700.00 | Window Closed / Lapsed |