Patent US2860116A successfully refreshed from Google Patents.
US2860116A
Expired / Lapsed
US
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Process for peptizing diene hydrocarbon elastomers and product thereof
Assignee: EIDP Inc
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Filing: 1954-07-29
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Granted: 1958-11-11
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Expires: 1974-07-29
Abstract
No abstract record available.
Inventors
- 👤 Pikl Josef
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:14
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/0091; Y; Y10; Y10S; Y10S524/00; Y10S524/925
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
44 words
PROCESS FOR PEPTIZING A DIENE HYDROCABON ELASTOMER OF THE GROUP CONSISTING OF NATURAL RUBBER AND BUTADIENESTYRENE POLYMERS, WHICH COMPRISES INTIMATELY INCORPORATING INTO THE ELASTOMER FROM 0.0005% TO 0.5% OF A COMPOUND OF THE CLASS CONSISTING OF IRON PHTHOLOCYANINE AND ITS CHLORO AND NITRO DERIVATIVES.
Claim 2
Dependent Claim
44 words
PROCESS FOR PEPTIZING A DIENE HYDROCABON ELASTOMER OF THE GROUP CONSISTING OF NATURAL RUBBER AND BUTADIENESTYRENE POLYMERS, WHICH COMPRISES INTIMATELY INCORPORATING INTO THE ELASTOMER FROM 0.0005% TO 0.5% OF A COMPOUND OF THE CLASS CONSISTING OF IRON PHTHOLOCYANINE AND ITS CHLORO AND NITRO DERIVATIVES.
References Cited (Backward Citations)
US2192705A
Cited
US2695898A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-10 | 1962-05-12 | 1962-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-10 | 1966-05-12 | 1966-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-10 | 1970-05-12 | 1970-11-11 | $7700.00 | Window Closed / Lapsed |