US3058952A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilization of polyolefins
Assignee: HERCUIES POWDER Co Inc
•
Filing: 1960-01-12
•
Granted: 1962-10-16
•
Expires: 1980-01-12
Abstract
No abstract record available.
Inventors
- 👤 Dexheimer Hans
- 👤 Fuchs Otto
- 👤 Schmieder Werner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:56
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/36; C08K5/45
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
36 words
A COMPOSITION OF MATTER COMPRISING A SOLID POLYMER OF AN OLEFIN OF 2-4 CARBON ATOMS AND FROM 0.01 TO 2% BY WEIGHT OF THE POLYMER OF A 2,4,6-SUBSTITUTED DERIVATIVE OF A 1,3,5-TRITHIANE OF THE FOLLOWING FORMULA:
Claim 2
Dependent Claim
36 words
A COMPOSITION OF MATTER COMPRISING A SOLID POLYMER OF AN OLEFIN OF 2-4 CARBON ATOMS AND FROM 0.01 TO 2% BY WEIGHT OF THE POLYMER OF A 2,4,6-SUBSTITUTED DERIVATIVE OF A 1,3,5-TRITHIANE OF THE FOLLOWING FORMULA:
References Cited (Backward Citations)
US2900358A
Cited
US3010937A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-15 | 1966-04-16 | 1966-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-15 | 1970-04-16 | 1970-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-15 | 1974-04-16 | 1974-10-16 | $7700.00 | Window Closed / Lapsed |