US3541035A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ethylene-acrylic acid copolymers as wax additives
Assignee: Union Carbide Corp
•
Filing: 1965-10-12
•
Granted: 1970-11-17
•
Expires: 1985-10-12
Abstract
No abstract record available.
Inventors
- 👤 Bernard O Baum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:52
CPC Classifications
C; C08; C08L; C08L91/00; C08L91/06; C09; C09D; C09D123/00; C09D123/02; C09D123/04; C09D123/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2406039A
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US2391218A
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US2527081A
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US2523705A
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US2791569A
Cited
US2877196A
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US3132120A
Cited
US3201374A
Cited
US3215657A
Cited
US3215678A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-11-16 | 1974-05-18 | 1974-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-16 | 1978-05-18 | 1978-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-16 | 1982-05-18 | 1982-11-17 | $7700.00 | Window Closed / Lapsed |