US3538185A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coating compositions containing vinyl polymers with pendant alkylenimine group and epoxy resins
Assignee: Dow Chemical Co
•
Filing: 1967-08-10
•
Granted: 1970-11-03
•
Expires: 1987-08-10
Abstract
No abstract record available.
Inventors
- 👤 Lem Davis Jr
- 👤 Paul A Larson
- 👤 Russell T Mcfadden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:47
CPC Classifications
C; C09; C09D; C09D133/00; C09D133/04; C09D133/06; C09D133/062; C09D135/00; C09D135/02; C09D163/00; C08; C08L; C08L63/00
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) | 1973-11-02 | 1974-05-04 | 1974-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-02 | 1978-05-04 | 1978-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-02 | 1982-05-04 | 1982-11-03 | $7700.00 | Window Closed / Lapsed |