Patent US3223752A successfully refreshed from Google Patents.
US3223752A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dyeable polyolefin containing modified polyester
Assignee: Monsanto Co
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Filing: 1961-05-31
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Granted: 1965-12-14
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Expires: 1981-05-31
Abstract
No abstract record available.
Inventors
- 👤 Cilton W Tate
- 👤 Jack G Scruggs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:42
CPC Classifications
C; C08; C08L; C08L23/00; C08L23/02; C08G; C08G63/00; C08G63/66; C08L67/00; C08L67/02; D; D01; D01F; D01F6/00; D01F6/44; D01F6/46; D06; D06P; D06P3/00; D06P3/79; D06P3/794; Y; Y10; Y10S; Y10S8/00; Y10S8/92; Y10S8/922; Y10S8/928
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
A NEW COMPOSITION OF MATTER COMPRISING A CRYSTALLINE POLYMER OF AN ALPHA-MONOOLEFIN OF 2 TO 5 CARBON ATOMS AND A MODIFIED POLYESTER, SAID POLYESTER BEING FORMED BY THE REACTION OF AT LEAST ONE DICARBOXYLIC ACID AND AT LEAST ONE GLYCOL CONTAINING FROM 2 TO 12 CARBON ATOMS, AND BEING MODIFIED BY A COMPOUND SELECTED FROM THE GROUP CONSISTING OF (A) ALIPHATIC DICARBOXYLIC ACIDS CONTAINING FROM 16 TO 32 CARBON ATOMS AND THE ALKYL DIESTERS THEREOF, (B) HETEROCYCLIC GLYCOLS, (C) 0.05 MOL PERMENT TO 1.0 MOL PERCENT, BASED ON THE TOTAL WEIGHT OF SAID DICARBOXYLIC ACID, OF A CHAIN-TERMINATOR SELECTED FROM THE GROUP CONSISTING OF POLYALKYLVINYL ETHERS HAVING ONE TERMINAL HYDROXYL GROUP WHEREIN THE ALKYL GROUP CONTAINS 1 TO 4 CARBON ATOMS, AND COMPOUNDS HAVING THE FORMULA,
Claim 2
Dependent Claim
126 words
A NEW COMPOSITION OF MATTER COMPRISING A CRYSTALLINE POLYMER OF AN ALPHA-MONOOLEFIN OF 2 TO 5 CARBON ATOMS AND A MODIFIED POLYESTER, SAID POLYESTER BEING FORMED BY THE REACTION OF AT LEAST ONE DICARBOXYLIC ACID AND AT LEAST ONE GLYCOL CONTAINING FROM 2 TO 12 CARBON ATOMS, AND BEING MODIFIED BY A COMPOUND SELECTED FROM THE GROUP CONSISTING OF (A) ALIPHATIC DICARBOXYLIC ACIDS CONTAINING FROM 16 TO 32 CARBON ATOMS AND THE ALKYL DIESTERS THEREOF, (B) HETEROCYCLIC GLYCOLS, (C) 0.05 MOL PERMENT TO 1.0 MOL PERCENT, BASED ON THE TOTAL WEIGHT OF SAID DICARBOXYLIC ACID, OF A CHAIN-TERMINATOR SELECTED FROM THE GROUP CONSISTING OF POLYALKYLVINYL ETHERS HAVING ONE TERMINAL HYDROXYL GROUP WHEREIN THE ALKYL GROUP CONTAINS 1 TO 4 CARBON ATOMS, AND COMPOUNDS HAVING THE FORMULA,
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-13 | 1969-06-14 | 1969-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-13 | 1973-06-14 | 1973-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-13 | 1977-06-14 | 1977-12-14 | $7700.00 | Window Closed / Lapsed |