US3042622A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Abrasive cleaning composition
Assignee: Colgate Palmolive Co
•
Filing: 1957-11-01
•
Granted: 1962-07-03
•
Expires: 1977-11-01
Abstract
No abstract record available.
Inventors
- 👤 Kirschenbauer Hans George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:40
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/02; C11D3/12; C11D3/124; C11D17/00; C11D17/0039; C11D3/40; C11D7/00; C11D7/02; C11D7/04; C11D7/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
AN ABRASIVE CLEANING COMPOSITION WHICH UPON ADMIXTURE WITH WATER IS ADAPTED TO YEILD AN ALKALINE PH CONDITION AND AN ACIDIC PH CONDITION TO THE RESULTING CLEANING SOLUTION IN A PREDETERMINED ORDER OF SUCCESSION WHICH COMPRISES A MIXTURE OF A MAJOR PROPORTION OF A WATER-INSOLUBLE SILICEOUS ABRASIVE MATERIAL, ABOUT 1/2 TO 25% BY WEIGHT OF A WATER-SOLUBLE ALKALINE INORGANIC BUILDER SALT WHICH UPON CONTACT WITH WATER RENDERS THE SOLUTION ALKALINE, ABOUT 1/2 TO 25% BY WEIGHT OF A WATERSOLUBLE NORMALLY SOLID ACID WHICH UPON CONTACT WITH WATER RENDERS THE SOLUTION ACIDIC, ONE OF THE TWO LATTER INGREDIENTS DISSOLVING SUFFICIENTLY UPON ADMIXTURE OF SAID COMPOSITION WITH WATER SO THAT THE RESULTING CLEANSING SOLUTION INTIALLY HAS ONE OF SAID PH CONDITIONS AND THE OTHER INGERDIENT HAVING A COATING OF WATER-DISPERSIBLE MATERIAL RESULTING IN A RETARDED RATE OF SOLUBILITY SO THAT IT IS NOT SUFFICIENTLY SOLUBLE IN SAID SOLUTION INITIALLY BUT SUBSEQUENTLY DISSOLVES IN SAID SOLUTION TO CONVERT IT TO BE OTHER OF SAID PH CONDITIONS.
Claim 2
Dependent Claim
162 words
AN ABRASIVE CLEANING COMPOSITION WHICH UPON ADMIXTURE WITH WATER IS ADAPTED TO YEILD AN ALKALINE PH CONDITION AND AN ACIDIC PH CONDITION TO THE RESULTING CLEANING SOLUTION IN A PREDETERMINED ORDER OF SUCCESSION WHICH COMPRISES A MIXTURE OF A MAJOR PROPORTION OF A WATER-INSOLUBLE SILICEOUS ABRASIVE MATERIAL, ABOUT 1/2 TO 25% BY WEIGHT OF A WATER-SOLUBLE ALKALINE INORGANIC BUILDER SALT WHICH UPON CONTACT WITH WATER RENDERS THE SOLUTION ALKALINE, ABOUT 1/2 TO 25% BY WEIGHT OF A WATERSOLUBLE NORMALLY SOLID ACID WHICH UPON CONTACT WITH WATER RENDERS THE SOLUTION ACIDIC, ONE OF THE TWO LATTER INGREDIENTS DISSOLVING SUFFICIENTLY UPON ADMIXTURE OF SAID COMPOSITION WITH WATER SO THAT THE RESULTING CLEANSING SOLUTION INTIALLY HAS ONE OF SAID PH CONDITIONS AND THE OTHER INGERDIENT HAVING A COATING OF WATER-DISPERSIBLE MATERIAL RESULTING IN A RETARDED RATE OF SOLUBILITY SO THAT IT IS NOT SUFFICIENTLY SOLUBLE IN SAID SOLUTION INITIALLY BUT SUBSEQUENTLY DISSOLVES IN SAID SOLUTION TO CONVERT IT TO BE OTHER OF SAID PH CONDITIONS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-02 | 1966-01-01 | 1966-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-02 | 1970-01-01 | 1970-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-02 | 1974-01-01 | 1974-07-03 | $7700.00 | Window Closed / Lapsed |