Patent US2916806A successfully refreshed from Google Patents.
US3409595A
Expired / Lapsed
US
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Thermoplastically processable polymers
Assignee: Bayer AG
•
Filing: 1965-02-23
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Granted: 1968-11-05
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Expires: 1985-02-23
Abstract
No abstract record available.
Inventors
- 👤 Muller Erwin
- 👤 Dinges Karl
- 👤 Huther Edmund
- 👤 Scheurlen Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:27
CPC Classifications
C; C08; C08G; C08G18/00; C08G18/06; C08G18/28; C08G18/40; C08G18/62; C08G18/6216; C08G18/6266; C08F; C08F8/00; C08F8/30; C08G18/6283; C08G18/6287; C08F2800/00; C08F2800/20; Y; Y10; Y10S; Y10S260/00; Y10S260/31
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-05 | 1972-05-06 | 1972-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-05 | 1976-05-06 | 1976-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-05 | 1980-05-06 | 1980-11-05 | $7700.00 | Window Closed / Lapsed |