Patent US1561960A successfully refreshed from Google Patents.
Patent US3277208A successfully refreshed from Google Patents.
US3277208A
Expired / Lapsed
US
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Curable composition containing chlorosulfonated polyethylene and chlorinated polyepoxide
Assignee: EIDP Inc
•
Filing: 1963-03-26
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Granted: 1966-10-04
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Expires: 1983-03-26
Abstract
No abstract record available.
Inventors
- 👤 Nersasian Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:13
CPC Classifications
C; C08; C08L; C08L23/00; C08L23/26; C08L23/32; C08L23/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
A CURABLE ELASTOMERIC COMPOSITION CONTAINING CHLOROSULFONATED POLYETHYLENE WHICH CONTAINS ABOUT 20 TO 48 PERCENT BY WEIGHT OF CHLORINE AND ABOUT 0.1 TO 3.0 PERCENT BY WEIGHT SULFUR AND FROM ABOUT 0.002 TO 0.12 GRAM EQUIVALTENTS, BASED ON THE EPOXY GROUPS PER 100 GRAMS OF SAID CHLOROSULFONATED POLYETHYLENE, OF AT LEAST ONE DIEPOXY COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
56 words
A CURABLE ELASTOMERIC COMPOSITION CONTAINING CHLOROSULFONATED POLYETHYLENE WHICH CONTAINS ABOUT 20 TO 48 PERCENT BY WEIGHT OF CHLORINE AND ABOUT 0.1 TO 3.0 PERCENT BY WEIGHT SULFUR AND FROM ABOUT 0.002 TO 0.12 GRAM EQUIVALTENTS, BASED ON THE EPOXY GROUPS PER 100 GRAMS OF SAID CHLOROSULFONATED POLYETHYLENE, OF AT LEAST ONE DIEPOXY COMPOUND OF THE FORMULA
References Cited (Backward Citations)
US3026294A
Cited
US3147315A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-03 | 1970-04-04 | 1970-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-03 | 1974-04-04 | 1974-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-03 | 1978-04-04 | 1978-10-04 | $7700.00 | Window Closed / Lapsed |