Patent US2086244A successfully refreshed from Google Patents.
Patent US3048550A successfully refreshed from Google Patents.
US3048550A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Viscous solutions comprising sulfonated alkenyl aromatic resins and galactomannan gum
Assignee: Dow Chemical Co
•
Filing: 1960-08-15
•
Granted: 1962-08-07
•
Expires: 1980-08-15
Abstract
No abstract record available.
Inventors
- 👤 Harold H Roth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:37
CPC Classifications
A; A61; A61K; A61K9/00; A61K9/0012; A61K9/0014; A61K47/00; A61K47/30; A61K47/32; A61K47/36; C; C08; C08L; C08L25/00; C08L25/18; C08L5/00; C08L5/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
18 words
A THICKENED AQUEOUS SOLUTION COMPRISING A SYNERGISTIC MIXTURE OF WATER-SOLUBLE, SULFONATED ALKENYL AROMATIC RESIN AND POLYSACCHARIDE, GALACTOMANNAN GUM.
Claim 2
Dependent Claim
18 words
A THICKENED AQUEOUS SOLUTION COMPRISING A SYNERGISTIC MIXTURE OF WATER-SOLUBLE, SULFONATED ALKENYL AROMATIC RESIN AND POLYSACCHARIDE, GALACTOMANNAN GUM.
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) | 1965-08-06 | 1966-02-05 | 1966-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-06 | 1970-02-05 | 1970-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-06 | 1974-02-05 | 1974-08-07 | $7700.00 | Window Closed / Lapsed |