Patent US3399463A successfully refreshed from Google Patents.
US3399463A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paint brush cleaning apparatus
Assignee: Individual
•
Filing: 1967-05-26
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Granted: 1968-09-03
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Expires: 1987-05-26
Abstract
No abstract record available.
Inventors
- 👤 Everett W Stott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 09:23
CPC Classifications
A; A46; A46B; A46B17/00; A46B17/06; B; B25; B25G; B25G1/00; B25G1/06; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17957; Y10T279/17965; Y10T403/00; Y10T403/45; Y10T403/455
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2449818A
Cited
US2931661A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-03 | 1972-03-04 | 1972-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-03 | 1976-03-04 | 1976-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-03 | 1980-03-04 | 1980-09-03 | $7700.00 | Window Closed / Lapsed |