US3501432A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for preparing stable surfactant-free polymer dispersion and resulting product
Assignee: Cook Paint and Varnish Co
•
Filing: 1967-02-03
•
Granted: 1970-03-17
•
Expires: 1987-02-03
Abstract
No abstract record available.
Inventors
- 👤 Howard J Wright
- 👤 John F Bremmer
- 👤 Nitin Bhimani
- 👤 Robert M Fitch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:24
CPC Classifications
C; C08; C08F; C08F20/00; C08F20/02; C08F20/10; C08F20/12; C08F2/00; C08F2/12; C08F2/16; C08F2/22; Y; Y10; Y10S; Y10S526/00; Y10S526/934
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2300920A
Cited
US2941971A
Cited
US3219608A
Cited
US3308081A
Cited
US3265654A
Cited
US3297618A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-16 | 1973-09-15 | 1974-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-16 | 1977-09-15 | 1978-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-16 | 1981-09-15 | 1982-03-17 | $7700.00 | Window Closed / Lapsed |