Patent US2564129A successfully refreshed from Google Patents.
US2564129A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cleaning and renewing used paint
Assignee: —
•
Filing: —
•
Granted: 1951-08-14
•
Expires: 1968-08-14
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:20
CPC Classifications
A; A46; A46B; A46B17/00; A46B17/06; C; C11; C11D; C11D7/00; C11D7/22; C11D7/32; C11D7/3245; B; B44; B44D; B44D3/00; B44D3/006; C11D7/02; C11D7/04; C11D7/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
THE METHOD OF CLEANING AND RENEWING USED PAINT BRUSHES WHICH COMPRISES IMMERSING AND AGITATING THE BRUSHES IN A WARM TO HOT DILUTE AQUEOUS SOLUTION OF A WATER SOLUBLE SALT OF AN AMINO POLYACETIC ACID FOR A TIME INTERVAL EFFECTIVE TO OBTAIN A SOLUTIONING AND DISINTEGRATION OF THE RESINOUS DRIED PAINT PRESENT IN THE BRUSH BY SAID WATER SOLUBLE SALT OF SAID AMINO POLYACETIC ACID AND SUSPENSION OF THE PLANT PIGMENTS IN SAID SOLUTION, AND THEN RINSING THE BRUSH IN CLEAR WATER AND DRYING THE SAME.
Claim 2
Independent Claim
85 words
THE METHOD OF CLEANING AND RENEWING USED PAINT BRUSHES WHICH COMPRISES IMMERSING AND AGITATING THE BRUSHES IN A WARM TO HOT DILUTE AQUEOUS SOLUTION OF A WATER SOLUBLE SALT OF AN AMINO POLYACETIC ACID FOR A TIME INTERVAL EFFECTIVE TO OBTAIN A SOLUTIONING AND DISINTEGRATION OF THE RESINOUS DRIED PAINT PRESENT IN THE BRUSH BY SAID WATER SOLUBLE SALT OF SAID AMINO POLYACETIC ACID AND SUSPENSION OF THE PLANT PIGMENTS IN SAID SOLUTION, AND THEN RINSING THE BRUSH IN CLEAR WATER AND DRYING THE SAME.
References Cited (Backward Citations)
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Cited
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Cited
US2407645A
Cited
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Cited
US2438038A
Cited
US2412945A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-13 | 1955-02-12 | 1955-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-13 | 1959-02-12 | 1959-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-13 | 1963-02-12 | 1963-08-14 | $7700.00 | Window Closed / Lapsed |