US2548766A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paint remover
Assignee: Turco Products Inc
•
Filing: 1947-06-30
•
Granted: 1951-04-10
•
Expires: 1967-06-30
Abstract
No abstract record available.
Inventors
- 👤 Nathaniel L Baum
- 👤 Wynkoop Jean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:34
CPC Classifications
C; C09; C09D; C09D9/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
A THIXOTROPIC WATER DISPERSIBLE PAINT REMOVER, COMPRISING A THIXOTROPIC DISPERSION OF A PROTEIN COLLOID IN A PAINT REMOVER SOLVENT, AND AN ORGANIC AMINE, SAID DISPERSION IF THE PROTEIN BEING IN A MIXTURE OF A LIQUID CHLORINATED HYDROCARBON SOLVENT AND MUTUAL SOLVENT MODIFIER TAKEN FROM THE GROUP CONSISTING OF THE ALIPHATIC ALCOHOLS AND ALIPHATIC ETHER ALCOHOLS AND WATER DISPERSED IN SAID SOLVENT, SAID LIQUID CHLORINATED HYDROCARBON SOLVENT BEING IN PREPONDERATE PROPORTION, AND SAID WATER BEING IN THE RANGE OF ABOUT 1% TO ABOUT 20% BY WEIGHT OF SAID THIXOTROPIC PAINT REMOVER, AND SAID DISPERSION BEING THIXOTROPIC SO THAT ON AGITATION SAID MIXTURE IS A FLUID AND WHEN AT REST IS A GEL HAVING THE PROPERTY OF ADHERING TO PAINTED SURFACES WITHPUT SUBSTANTIAL RUNNING AND DISPERSIBLE IN WATER SO THAT IT MAY BE WASHED FROM A SURFACE TO WHICH IT IS APPLIED.
Claim 2
Dependent Claim
140 words
A THIXOTROPIC WATER DISPERSIBLE PAINT REMOVER, COMPRISING A THIXOTROPIC DISPERSION OF A PROTEIN COLLOID IN A PAINT REMOVER SOLVENT, AND AN ORGANIC AMINE, SAID DISPERSION IF THE PROTEIN BEING IN A MIXTURE OF A LIQUID CHLORINATED HYDROCARBON SOLVENT AND MUTUAL SOLVENT MODIFIER TAKEN FROM THE GROUP CONSISTING OF THE ALIPHATIC ALCOHOLS AND ALIPHATIC ETHER ALCOHOLS AND WATER DISPERSED IN SAID SOLVENT, SAID LIQUID CHLORINATED HYDROCARBON SOLVENT BEING IN PREPONDERATE PROPORTION, AND SAID WATER BEING IN THE RANGE OF ABOUT 1% TO ABOUT 20% BY WEIGHT OF SAID THIXOTROPIC PAINT REMOVER, AND SAID DISPERSION BEING THIXOTROPIC SO THAT ON AGITATION SAID MIXTURE IS A FLUID AND WHEN AT REST IS A GEL HAVING THE PROPERTY OF ADHERING TO PAINTED SURFACES WITHPUT SUBSTANTIAL RUNNING AND DISPERSIBLE IN WATER SO THAT IT MAY BE WASHED FROM A SURFACE TO WHICH IT IS APPLIED.
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) | 1954-04-09 | 1954-10-09 | 1955-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-09 | 1958-10-09 | 1959-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-09 | 1962-10-09 | 1963-04-10 | $7700.00 | Window Closed / Lapsed |