US3139411A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymer blends of vinyl polymers with oil-modified alkyd resins
Assignee: PPG Architectural Coatings Canada Inc
•
Filing: 1960-05-02
•
Granted: 1964-06-30
•
Expires: 1980-05-02
Abstract
No abstract record available.
Inventors
- 👤 Brockman Francis Joseph
- 👤 Murdock James David
- 👤 Nelan Norman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:46
CPC Classifications
C; C09; C09D; C09D133/00; C09D133/04; C09D133/06; C09D133/10; C08; C08G; C08G63/00; C08G63/68; C08G63/685; C08G63/6854; C09D125/00; C09D125/02; C09D125/04; C09D125/08; C09D167/00; C09D167/08; C08L; C08L67/00; C08L67/06; C08L67/07
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-30 | 1967-12-30 | 1968-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-30 | 1971-12-30 | 1972-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-30 | 1975-12-30 | 1976-06-30 | $7700.00 | Window Closed / Lapsed |