Patent US3398858A successfully refreshed from Google Patents.
US3398858A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tinting apparatus and method
Assignee: Valspar Corp
•
Filing: 1966-06-27
•
Granted: 1968-08-27
•
Expires: 1986-06-27
Abstract
No abstract record available.
Inventors
- 👤 Ralph T Holloway
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 23:22
CPC Classifications
B; B44; B44D; B44D3/00; B44D3/003; B01; B01F; B01F35/00; B01F35/80; B01F35/88
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1912748A
Cited
US2059965A
Cited
US2123656A
Cited
US2192862A
Cited
US2236095A
Cited
US2224540A
Cited
US2326851A
Cited
US2578863A
Cited
US2777610A
Cited
US2788402A
Cited
US2923438A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-27 | 1972-02-26 | 1972-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-27 | 1976-02-26 | 1976-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-27 | 1980-02-26 | 1980-08-27 | $7700.00 | Window Closed / Lapsed |