US2937111A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of removing organic surface coatings
Assignee: Motors Liquidation Co
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Filing: 1958-02-26
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Granted: 1960-05-17
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Expires: 1978-02-26
Abstract
No abstract record available.
Inventors
- 👤 Gene L Leithauser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:38
CPC Classifications
C; C09; C09D; C09D9/00; C09D9/005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
IN A METHOD OF REMOVING SYNTHETIC RESIN PROTECTIVE COATINGS THE STEPS OF IMMERSING THE WORK IN A SOLUTION COMPRISING BY WEIGHT ABOUT 93.0 TO 98.0 PARTS OF A MATERIAL SELECTED FROM THE GROUP CONSISTING OF PHENOL AND CRESOL, ABOUT 1.5 TO 5.0 PARTS OF ORTHOPHOSPHORIC ACID (85% SOLUTION BY WEIGHT) AND ABOUT 0.5 TO 2.0 PARTS OF A WETTING AGENT, RETAINING THE WORK IN SAID SOLUTION FOR A TIME SUFFICIENT TO LOOSEN SAID COATING, AND REMOVING SAID WORK.
Claim 2
Dependent Claim
78 words
IN A METHOD OF REMOVING SYNTHETIC RESIN PROTECTIVE COATINGS THE STEPS OF IMMERSING THE WORK IN A SOLUTION COMPRISING BY WEIGHT ABOUT 93.0 TO 98.0 PARTS OF A MATERIAL SELECTED FROM THE GROUP CONSISTING OF PHENOL AND CRESOL, ABOUT 1.5 TO 5.0 PARTS OF ORTHOPHOSPHORIC ACID (85% SOLUTION BY WEIGHT) AND ABOUT 0.5 TO 2.0 PARTS OF A WETTING AGENT, RETAINING THE WORK IN SAID SOLUTION FOR A TIME SUFFICIENT TO LOOSEN SAID COATING, AND REMOVING SAID WORK.
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) | 1963-05-17 | 1963-11-16 | 1964-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-17 | 1967-11-16 | 1968-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-17 | 1971-11-16 | 1972-05-17 | $7700.00 | Window Closed / Lapsed |