US3403128A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilization of ester-containing synthetic resins
Assignee: Bayer AG
•
Filing: 1966-08-18
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Granted: 1968-09-24
•
Expires: 1986-08-18
Abstract
No abstract record available.
Inventors
- 👤 Berndt Gerhard
- 👤 Grigat Ernst
- 👤 Putter Rolf
- 👤 Weber Karl-Arnold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:34
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/29; C08L; C08L67/00; C08L67/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2578653A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-24 | 1972-03-25 | 1972-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-24 | 1976-03-25 | 1976-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-24 | 1980-03-25 | 1980-09-24 | $7700.00 | Window Closed / Lapsed |