US3414533A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molding materials based on bitumen and ethylene copolymers
Assignee: BASF SE
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Filing: 1966-04-08
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Granted: 1968-12-03
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Expires: 1986-04-08
Abstract
No abstract record available.
Inventors
- 👤 Trieschmann Hans-Georg
- 👤 Unterstenhoefer Leo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:43
CPC Classifications
C; C08; C08L; C08L31/00; C08L31/02; C08L31/04; C08L23/00; C08L23/02; C08L23/04; C08L23/08; C08L33/00; C08L33/04; C08L33/06; C08L33/08; C08L95/00; C08L23/18; C08L23/20; C08L23/22; C08L9/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
A MOLDING MATERIAL CONTAINING: (A) 30 TO 99 PARTS BY WEIGHT OF BITUMEN HAVING A PENETRATION OF FROM 1 TO 210; (B) 0.5 TO 69.5 PARTS BY WEIGHT OF A COPOLYMER OF 30 TO 97% BY WEIGHT OF ETHYLENE AND 70 TO 3% BY WEIGHT OF A VINYL ESTER AND/OR AN ACRYLIC ESTER AND/OR METHACRYLIC ESTER; AND (C) 0.5 TO 30 PARTS BY WEIGHT OF A POLYISOBUTYLENE HAVING A MOLECULAR WEIGHT OF 1000 OF 200,000, THE TOTAL OF THE PARTS BY WEIGHT OF THE COMPONENTS (A) TO (C) BEING 100 PARTS BY WEIGHT.
Claim 2
Dependent Claim
93 words
A MOLDING MATERIAL CONTAINING: (A) 30 TO 99 PARTS BY WEIGHT OF BITUMEN HAVING A PENETRATION OF FROM 1 TO 210; (B) 0.5 TO 69.5 PARTS BY WEIGHT OF A COPOLYMER OF 30 TO 97% BY WEIGHT OF ETHYLENE AND 70 TO 3% BY WEIGHT OF A VINYL ESTER AND/OR AN ACRYLIC ESTER AND/OR METHACRYLIC ESTER; AND (C) 0.5 TO 30 PARTS BY WEIGHT OF A POLYISOBUTYLENE HAVING A MOLECULAR WEIGHT OF 1000 OF 200,000, THE TOTAL OF THE PARTS BY WEIGHT OF THE COMPONENTS (A) TO (C) BEING 100 PARTS BY WEIGHT.
References Cited (Backward Citations)
US3321427A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-03 | 1972-06-03 | 1972-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-03 | 1976-06-03 | 1976-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-03 | 1980-06-03 | 1980-12-03 | $7700.00 | Window Closed / Lapsed |