US2976248A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bottle washing composition and method
Assignee: Wyandotte Chemicals Corp
•
Filing: 1957-08-01
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Granted: 1961-03-21
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Expires: 1977-08-01
Abstract
No abstract record available.
Inventors
- 👤 Joseph V Otrhalek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:51
CPC Classifications
C; C11; C11D; C11D7/00; C11D7/02; C11D7/04; C11D7/06; C11D1/00; C11D1/02; C11D1/12; C11D1/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
76 words
A COMPOSITION FOR WASHING GLASSWARE CONSISTING ESSENTIALLY OF A MIXTURE OF ABOUT 70 TO 99 WEIGHT PERCENT OF AN ALKALINE DETERGENT SELECTED FROM THE GROUP CONSISTING OF SODIUM HYDROXIDE, POTASSIUM HYDROXIDE AND MIXTURES THEREOF, ABOUT 0.5 TO 29 WEIGHT PERCENT OF A HYDROXY CARBOXYLIC ACID SEQUESTRANT AND ABOUT 0.5 TO 20 WEIGHT PERCENT OF A CORROSION-INHIBITING AGENT, SAID CORROSIONINHIBITING AGENT BEING A MEMBER SELECTED FROM THE GROUP CONSISTING OF SODIUM LIGNOSULFONATE, POTASSIUM LIGNOSULFONATE AND MIXTURES THEREOF.
Claim 2
Dependent Claim
76 words
A COMPOSITION FOR WASHING GLASSWARE CONSISTING ESSENTIALLY OF A MIXTURE OF ABOUT 70 TO 99 WEIGHT PERCENT OF AN ALKALINE DETERGENT SELECTED FROM THE GROUP CONSISTING OF SODIUM HYDROXIDE, POTASSIUM HYDROXIDE AND MIXTURES THEREOF, ABOUT 0.5 TO 29 WEIGHT PERCENT OF A HYDROXY CARBOXYLIC ACID SEQUESTRANT AND ABOUT 0.5 TO 20 WEIGHT PERCENT OF A CORROSION-INHIBITING AGENT, SAID CORROSIONINHIBITING AGENT BEING A MEMBER SELECTED FROM THE GROUP CONSISTING OF SODIUM LIGNOSULFONATE, POTASSIUM LIGNOSULFONATE AND MIXTURES THEREOF.
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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) | 1964-03-20 | 1964-09-19 | 1965-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-03-20 | 1968-09-19 | 1969-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-03-20 | 1972-09-19 | 1973-03-21 | $7700.00 | Window Closed / Lapsed |