Patent US2615860A successfully refreshed from Google Patents.
US2615860A
Expired / Lapsed
US
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Synthetic resins stabilized with metal chelate compounds
Assignee: Imperial Chemical Industries Ltd
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Filing: 1950-06-03
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Granted: 1952-10-28
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Expires: 1970-06-03
Abstract
No abstract record available.
Inventors
- 👤 Burgess Arthur Reginald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:22
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/0091; C08K5/16; C08K5/17
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
37 words
A COMPOSITION COMPRISING A SYNTHETIC RESIN FROM THE CLASS CONSISTING OF POLYVINYL CHLORIDE AND A SOLID POLYMER OF ETHYLENE AND NOT MORE THAN 10%, BY WEIGHT, OF SAID RESIN OF A METAL CHELATE COMPOUND HAVING THE FORMULA:
References Cited (Backward Citations)
US2465296A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-28 | 1956-04-28 | 1956-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-28 | 1960-04-28 | 1960-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-28 | 1964-04-28 | 1964-10-28 | $7700.00 | Window Closed / Lapsed |