US3124537A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spot remover for cleaning clothes
Assignee: —
•
Filing: —
•
Granted: 1964-03-10
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Expires: 1981-03-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:31
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/43; C11D3/16; C11D3/26; C11D3/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
A SPOT REMOVER FOR USE WITH APPAREL, THE SPOT REMOVER COMPRISING A MIXTURE OF AMYL ACETATE, LACQUER THINNER, A WATER-SOLUBLE SULPHONATED CASTOR OIL FOR HOLDING THE SPOT IN SUSPENSION PRIOR TO WASHING OUT OF THE SPOT, AND A QUANTITY OF PYRIDINE THAT SERVES AS A PENETRATING OIL, THE LACQUER THINNER COMPRISING APPROXIMATELY 66% TOLUENE; 5% BUTY ALCOHOL; AND THE BALANCE ETHYL AND BUTYL ACETATE, THE QUANTITIES OF ETHYL AND BUTYL ACETATE BEING SUCH THAT A COMBINATION IS OBTAINED THAT WILL MIX WITH THE SULFONATED CASTOR OIL TO FORM A HEAVY VISCOUS SOLUTION, THE SPOT REMOVER BEING APPROXIMATELY 46.8% OF SULPHONATED CASTOR OIL, 25% OF AMYL ACETATE, 25% OF LACQUER THINNER AND 3.2% PYRIDINE.
Claim 2
Dependent Claim
113 words
A SPOT REMOVER FOR USE WITH APPAREL, THE SPOT REMOVER COMPRISING A MIXTURE OF AMYL ACETATE, LACQUER THINNER, A WATER-SOLUBLE SULPHONATED CASTOR OIL FOR HOLDING THE SPOT IN SUSPENSION PRIOR TO WASHING OUT OF THE SPOT, AND A QUANTITY OF PYRIDINE THAT SERVES AS A PENETRATING OIL, THE LACQUER THINNER COMPRISING APPROXIMATELY 66% TOLUENE; 5% BUTY ALCOHOL; AND THE BALANCE ETHYL AND BUTYL ACETATE, THE QUANTITIES OF ETHYL AND BUTYL ACETATE BEING SUCH THAT A COMBINATION IS OBTAINED THAT WILL MIX WITH THE SULFONATED CASTOR OIL TO FORM A HEAVY VISCOUS SOLUTION, THE SPOT REMOVER BEING APPROXIMATELY 46.8% OF SULPHONATED CASTOR OIL, 25% OF AMYL ACETATE, 25% OF LACQUER THINNER AND 3.2% PYRIDINE.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-10 | 1967-09-09 | 1968-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-10 | 1971-09-09 | 1972-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-10 | 1975-09-09 | 1976-03-10 | $7700.00 | Window Closed / Lapsed |