US2955889A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for mixing paint colors
Assignee: ARMSTRONG PAINT AND VARNISH WO
•
Filing: 1957-12-26
•
Granted: 1960-10-11
•
Expires: 1977-12-26
Abstract
No abstract record available.
Inventors
- 👤 Frank W Brokamp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:56
CPC Classifications
C; C09; C09D; C09D7/00; C09D7/80
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US966259A
Cited
GB251935A
Cited
GB248223A
Cited
GB274578A
Cited
US1630469A
Cited
US1987373A
Cited
US2270593A
Cited
US2267295A
Cited
US2819135A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-11 | 1964-04-11 | 1964-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-11 | 1968-04-11 | 1968-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-11 | 1972-04-11 | 1972-10-11 | $7700.00 | Window Closed / Lapsed |