Patent US2594488A successfully refreshed from Google Patents.
US2594488A
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Plasticized polyvinyl chloride compositions
Assignee: Monsanto Chemicals Ltd
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Filing: 1949-12-29
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Granted: 1952-04-29
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Expires: 1969-12-29
Abstract
No abstract record available.
Inventors
- 👤 Jr Tracy M Patrick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:40
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/10; C08K5/11
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
23 words
A PLASTICIZED VINYL CHLORIDE RESIN WHICH COMPRISES A POLYMER OF VINYL CHLORIDE CONTAINING INTIMATELY DISPERSED THEREIN A COMPOUND HAVING THE GENERAL KETONE-ESTER FORMULA:
Claim 2
Dependent Claim
23 words
A PLASTICIZED VINYL CHLORIDE RESIN WHICH COMPRISES A POLYMER OF VINYL CHLORIDE CONTAINING INTIMATELY DISPERSED THEREIN A COMPOUND HAVING THE GENERAL KETONE-ESTER FORMULA:
References Cited (Backward Citations)
US1845751A
Cited
US2438961A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-29 | 1955-10-29 | 1956-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-29 | 1959-10-29 | 1960-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-29 | 1963-10-29 | 1964-04-29 | $7700.00 | Window Closed / Lapsed |