Patent US3436364A successfully refreshed from Google Patents.
US3436364A
Expired / Lapsed
US
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Stabilized solutions of copolymers from acrylonitrile and vinylidene chloride
Assignee: Bayer AG
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Filing: 1965-07-29
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Granted: 1969-04-01
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Expires: 1985-07-29
Abstract
No abstract record available.
Inventors
- 👤 Heino Logemann
- 👤 Ernst Roos
- 👤 Carlhans Suling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:12
CPC Classifications
C; C08; C08J; C08J3/00; C08J3/02; C08J3/09; F; F15; F15C; F15C1/00; F15C1/20; C08J2333/00; C08J2333/18; C08J2333/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2878231A
Cited
US3088932A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-31 | 1972-09-30 | 1973-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-31 | 1976-09-30 | 1977-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-31 | 1980-09-30 | 1981-04-01 | $7700.00 | Window Closed / Lapsed |