Patent US3097189A successfully refreshed from Google Patents.
US3097189A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diels-alder polymers cured with organic peroxides
Assignee: Union Carbide Corp
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Filing: 1960-10-28
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Granted: 1963-07-09
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Expires: 1980-10-28
Abstract
No abstract record available.
Inventors
- 👤 Bernard O Baum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:27
CPC Classifications
C; C08; C08G; C08G73/00; C08G73/06; C08G73/10; C08G73/12; C09; C09D; C09D155/00; C09D155/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
23 words
METHOD FOR PREPARING THEREMOSET DIELS-ALDER POLYMERS HAVING IMPROVED STRESS-CRACKING RESISTANCE WHICH COMPRISES INTIMATELY BLENDING TOGETEHER A THERMOPLASTIC DIELS-ALDER POLYMER HAVING THE REPEATING UNIT
Claim 2
Dependent Claim
23 words
METHOD FOR PREPARING THEREMOSET DIELS-ALDER POLYMERS HAVING IMPROVED STRESS-CRACKING RESISTANCE WHICH COMPRISES INTIMATELY BLENDING TOGETEHER A THERMOPLASTIC DIELS-ALDER POLYMER HAVING THE REPEATING UNIT
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) | 1966-07-08 | 1967-01-07 | 1967-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-08 | 1971-01-07 | 1971-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-08 | 1975-01-07 | 1975-07-09 | $7700.00 | Window Closed / Lapsed |