US3308067A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyelectrolyte builders and detergent compositions
Assignee: Procter and Gamble Co
•
Filing: 1963-04-01
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Granted: 1967-03-07
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Expires: 1983-04-01
Abstract
No abstract record available.
Inventors
- 👤 Francis Louvaine Diehl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:06
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/16; C11D3/37; C11D3/3746; C11D3/3757; C07; C07C; C07C55/00; C07C55/24; C07C59/00; C07C59/235; C07C59/305; C08; C08F; C08F22/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
A CLEANSING AND LAUNDERING COMPOSITION COMPRISING (1) AN ORGANIC WATER-SOLUBLE DETERGENT SURFACTANT SELECTED FROM THE GROUP CONSISTING OF ANIONIC, NONIONIC, ZWITTERIONIC, AND AMPHOLYTIC DETERENT SURFACTANTS, AND MIXTURES THEREOF, AND (2) A POLYELECTROLYTE BUILDER MATERIAL CONSISTING OF WATER-SOLUBLE SALTS OF A POLYMERIC ALIPHATIC POLYCARBOXYLIC ACID SELECTED FROM THE GROUP CONSISTING OF (A) WATER-SOLUBLE SALT OF THE HOMOPOLYMER OF AN ALIPHATIC POLYCARBOXYLIC ACID HAVING THE FOLLOWING EMPIRICAL FORMULA:
Claim 2
Dependent Claim
66 words
A CLEANSING AND LAUNDERING COMPOSITION COMPRISING (1) AN ORGANIC WATER-SOLUBLE DETERGENT SURFACTANT SELECTED FROM THE GROUP CONSISTING OF ANIONIC, NONIONIC, ZWITTERIONIC, AND AMPHOLYTIC DETERENT SURFACTANTS, AND MIXTURES THEREOF, AND (2) A POLYELECTROLYTE BUILDER MATERIAL CONSISTING OF WATER-SOLUBLE SALTS OF A POLYMERIC ALIPHATIC POLYCARBOXYLIC ACID SELECTED FROM THE GROUP CONSISTING OF (A) WATER-SOLUBLE SALT OF THE HOMOPOLYMER OF AN ALIPHATIC POLYCARBOXYLIC ACID HAVING THE FOLLOWING EMPIRICAL FORMULA:
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) | 1970-03-06 | 1970-09-05 | 1971-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-06 | 1974-09-05 | 1975-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-06 | 1978-09-05 | 1979-03-07 | $7700.00 | Window Closed / Lapsed |