Patent US3145178A successfully refreshed from Google Patents.
US3145178A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alkaline metal cleaning compositions and process of using same
Assignee: Rohm and Haas Co
•
Filing: 1960-04-19
•
Granted: 1964-08-18
•
Expires: 1980-04-19
Abstract
No abstract record available.
Inventors
- 👤 Dupre Jean
- 👤 Fred E Boettner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:39
CPC Classifications
C; C23; C23G; C23G1/00; C23G1/14; C08; C08G; C08G59/00; C08G59/18; C08G59/40; C08G59/50; C09; C09B; C09B1/00; C09B1/002; C09B1/16; C09B1/20; C09B1/26; C09B1/50; C09B1/51; C11; C11D; C11D1/00; C11D1/38; C11D1/42; C11D1/44; C11D1/88; C11D1/94; C11D1/02; C11D1/12; C11D1/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
A CLEANING COMPOSITION CONSISTING ESSENTIALLY OF ABOUT 88-99% BY WEIGHT OF A MIXTURE OF A SLAT FROM THE CLASS CONSISTING OF ALKALI METAL HYDROXIDES, SILICATES, CARBONATES, AND PHOSPHATES, THE ALKALI METAL BEING SELECTED FROM THE GROUP CONSISTING OF SODIUM AND POTASSIUM, AND ABOUT 1 TO 12 PERCENT BY WEIGHT OF A MIXTURE OF AT LEAST ONE EACH OF SULFATED AND UNSULFATED T-CARBINAMINE PLYOXYETHYLENE COMPOUNDS, THE ALKYL GROUPS IN EACH OF THE AMINO COMPOUNDS HAVING A TOTAL OF ABOUT 11 TO 14 CARBON ATOMS, THE NUMBER OF OXYETHYLENE UNITS PER AMINE UNIT PRESENT BEING IN THE RANGE OF FROM 12.5 TO 17.5, AND THE PROPORTION OF SULFATED TO UNSULFATED COMPOUNDS BEING FROM ABOUT 75 TO 85 PERCENT OF THE FORMER TO ABOUT 25 TO 15 PERCENT OF THE LATTER.
Claim 2
Dependent Claim
128 words
A CLEANING COMPOSITION CONSISTING ESSENTIALLY OF ABOUT 88-99% BY WEIGHT OF A MIXTURE OF A SLAT FROM THE CLASS CONSISTING OF ALKALI METAL HYDROXIDES, SILICATES, CARBONATES, AND PHOSPHATES, THE ALKALI METAL BEING SELECTED FROM THE GROUP CONSISTING OF SODIUM AND POTASSIUM, AND ABOUT 1 TO 12 PERCENT BY WEIGHT OF A MIXTURE OF AT LEAST ONE EACH OF SULFATED AND UNSULFATED T-CARBINAMINE PLYOXYETHYLENE COMPOUNDS, THE ALKYL GROUPS IN EACH OF THE AMINO COMPOUNDS HAVING A TOTAL OF ABOUT 11 TO 14 CARBON ATOMS, THE NUMBER OF OXYETHYLENE UNITS PER AMINE UNIT PRESENT BEING IN THE RANGE OF FROM 12.5 TO 17.5, AND THE PROPORTION OF SULFATED TO UNSULFATED COMPOUNDS BEING FROM ABOUT 75 TO 85 PERCENT OF THE FORMER TO ABOUT 25 TO 15 PERCENT OF THE LATTER.
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) | 1967-08-18 | 1968-02-17 | 1968-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-18 | 1972-02-17 | 1972-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-18 | 1976-02-17 | 1976-08-18 | $7700.00 | Window Closed / Lapsed |