Patent US3457206A successfully refreshed from Google Patents.
US3457206A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water dispersible alkyd resins comprising esterified units of an alkoxypolyoxyethylene glycol
Assignee: Primary Products Ingredients Americas LLC
•
Filing: 1966-05-16
•
Granted: 1969-07-22
•
Expires: 1986-05-16
Abstract
No abstract record available.
Inventors
- 👤 Francis I Tonner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:04
CPC Classifications
C; C08; C08G; C08G63/00; C08G63/66; C08G63/02; C08G63/60
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2275843A
Cited
US2941968A
Cited
US3001961A
Cited
US3073793A
Cited
US3098834A
Cited
US3379548A
Cited
US3297605A
Cited
US3190899A
Cited
US3366563A
Cited
US3345313A
Cited
US3380942A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-21 | 1973-01-20 | 1973-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-21 | 1977-01-20 | 1977-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-21 | 1981-01-20 | 1981-07-22 | $7700.00 | Window Closed / Lapsed |