US3763231A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Detergent builder composition
Assignee: Milchem Inc
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Filing: 1972-08-21
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Granted: 1973-10-02
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Expires: 1992-08-21
Abstract
Abstract THE PRESENT INVENTION RELATES TO A DETERGENT BUILDER COMPOSITION HAVING THE FORMULA; (R)3-C-CO-C(-R)3 WHEREIN R IS -CH2-CH2-COOX, X BEING A MEMBER SELECTED FROM THE CLASS CONSISTING HYDROGEN, ALKALI METALS, AMMONIUM, SUBSTITUTED AMMONIUM, AND Y IS SELECTED FROM THE CLASS CONSISTING OF HYDROGEN AND -CH2CH2-COOX X BEING SELECTED FROM THE CLASS CONSISTING OF HYDROGEN, ALKALI METALS, AMMONIUM, SUBSTITUTED AMMONIUM AND MIXTURES THEREOF.
Inventors
- 👤 H Bruson
- 👤 H Gould
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:47
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/16; C11D3/20; C11D3/2075; C11D3/2082; C07; C07C; C07C59/00; C07C59/235; C07C59/347
Claims Analysis
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-10-01 | 1977-04-02 | 1977-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-10-01 | 1981-04-02 | 1981-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-10-01 | 1985-04-02 | 1985-10-02 | $7700.00 | Window Closed / Lapsed |