US3296193A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilized polyolefin compositions containing tin phosphinates
Assignee: Stauffer Chemical Co
•
Filing: 1965-09-07
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Granted: 1967-01-03
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Expires: 1985-09-07
Abstract
No abstract record available.
Inventors
- 👤 Edward N Walsh
- 👤 Adam F Kopacki
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:07
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F7/00; C07F7/22; C07F9/28; C07F9/30; C07F9/304; C08; C08K; C08K5/00; C08K5/56; C08K5/57; C08K5/58
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
42 words
A STABILIZED POLYOLEFIN COMPOSITION COMPRISING A POLYMER OBTAINED BY POLYMERIZATION AT LEAST ONE UNSATURATED MONO-OLEFIN HYDROCARBON MONOMER OF 2 TO 4 CARBON ATOMS AND FROM 0.05 TO 5.0 PERCENT BY WEIGHT OF THE TOTAL POLYMER COMPOSITION OF A COMPOUND OF HTE FORMULA
Claim 2
Dependent Claim
42 words
A STABILIZED POLYOLEFIN COMPOSITION COMPRISING A POLYMER OBTAINED BY POLYMERIZATION AT LEAST ONE UNSATURATED MONO-OLEFIN HYDROCARBON MONOMER OF 2 TO 4 CARBON ATOMS AND FROM 0.05 TO 5.0 PERCENT BY WEIGHT OF THE TOTAL POLYMER COMPOSITION OF A COMPOUND OF HTE FORMULA
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) | 1970-01-02 | 1970-07-04 | 1971-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-02 | 1974-07-04 | 1975-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-02 | 1978-07-04 | 1979-01-03 | $7700.00 | Window Closed / Lapsed |