US3463750A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water-thinnable,air-drying film-forming polyester resin compositions
Assignee: Perstorp AB
•
Filing: 1966-05-02
•
Granted: 1969-08-26
•
Expires: 1986-05-02
Abstract
No abstract record available.
Inventors
- 👤 Arthur G Ghosh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:28
CPC Classifications
C; C08; C08L; C08L67/00; C08G; C08G63/00; C08G63/66; C08G63/668; C08G63/676
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2852487A
Cited
US2856374A
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US2885375A
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US2954354A
Cited
US3068206A
Cited
US3197439A
Cited
US3390135A
Cited
US3196119A
Cited
US3355408A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-25 | 1973-02-24 | 1973-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-25 | 1977-02-24 | 1977-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-25 | 1981-02-24 | 1981-08-26 | $7700.00 | Window Closed / Lapsed |