US2944045A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilized vinyl resin compositions
Assignee: Harshaw Chemical Co
•
Filing: 1959-03-09
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Granted: 1960-07-05
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Expires: 1979-03-09
Abstract
No abstract record available.
Inventors
- 👤 Chrysosthenis M Canarios
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:04
CPC Classifications
C; C08; C08K; C08K3/00; C08K3/18; C08K3/20; C08K3/22; C08K5/00; C08K5/04; C08K5/09; C08K5/098
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
A HEAT STABLE VINYL RESIN COMPOSITION COMPRISING 100 PARTS OF A RESIN SELECTED FROM THE GROUP CONSISTING OF POLYVINYL CHLORIDE HOMOPOLYMERS AND POLYVINYL CHLORIDE COPOLYMERS AND FROM 0.1 TO 15 PARTS OF EACH CONSTITUENT OF A STABILIZING COMPONENT, HAVING THE PROPERTY OF RETAINING STABILITY AFTER LONG PERIODS OF VINYL RESIN COMPOSITION STORAGE, SAID STABILIZING COMPONENT CONSISTING OF A METAL SALT OF A HIGHER FATTY ACID SELECTED FROM THE GROUP CONSISTING OF BARIUM AND LEAD SALTS OF HIGHER FATTY ACIDS AND MIXTURES THEREOF AND A METAL OXIDE OF THE CLASS CONSISTING OF LEAD OXIDE, BARIUM OXIDE, CALCIUM OXIDE, MAGNESIUM OXIDE AND MIXTURES THEREOF.
Claim 2
Dependent Claim
102 words
A HEAT STABLE VINYL RESIN COMPOSITION COMPRISING 100 PARTS OF A RESIN SELECTED FROM THE GROUP CONSISTING OF POLYVINYL CHLORIDE HOMOPOLYMERS AND POLYVINYL CHLORIDE COPOLYMERS AND FROM 0.1 TO 15 PARTS OF EACH CONSTITUENT OF A STABILIZING COMPONENT, HAVING THE PROPERTY OF RETAINING STABILITY AFTER LONG PERIODS OF VINYL RESIN COMPOSITION STORAGE, SAID STABILIZING COMPONENT CONSISTING OF A METAL SALT OF A HIGHER FATTY ACID SELECTED FROM THE GROUP CONSISTING OF BARIUM AND LEAD SALTS OF HIGHER FATTY ACIDS AND MIXTURES THEREOF AND A METAL OXIDE OF THE CLASS CONSISTING OF LEAD OXIDE, BARIUM OXIDE, CALCIUM OXIDE, MAGNESIUM OXIDE AND MIXTURES THEREOF.
References Cited (Backward Citations)
US2446976A
Cited
US2684353A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-05 | 1964-01-04 | 1964-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-05 | 1968-01-04 | 1968-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-05 | 1972-01-04 | 1972-07-05 | $7700.00 | Window Closed / Lapsed |