Patent US2764512A successfully refreshed from Google Patents.
US2764512A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flocculated adsorbents, process of their manufacture and application for decolorizing aqueous solutions
Assignee: Sunkist Growers Inc
•
Filing: 1952-09-29
•
Granted: 1956-09-25
•
Expires: 1972-09-29
Abstract
No abstract record available.
Inventors
- 👤 Wilson Clarence Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 05:46
CPC Classifications
C; C13; C13B; C13B20/00; C13B20/12; A; A23; A23L; A23L2/00; A23L2/70; A23L2/80; Y; Y10; Y10S; Y10S210/00; Y10S210/902; Y10S210/916; Y10S210/917
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
A COMPOSITION OF MATTER CAPABLE OF DECOLORIZING AND DEODORIZING AQUEOUS SOLUTIONS, COMPRISING ACTIVATED CARBON PARTICLES ENVELOPED BY A HYDROPHILIC, GELATINOUS COLLOID SELECTED FROM THE GROUP CONSISTING OF AGAR AND A WATER INSOLUBLE SALT OF AN ACID SELECTED FROM THE GROUP CONSISTING OF PECTIC ACID, PECTINIC ACID AND ALGINIC ACID, THE AMOUNT OF SAID COLLOID BEING AT LEAST SUFFICIENT TO COMPLETELY SURROUND SAID PARTICLES WITH GEL.
Claim 2
Dependent Claim
65 words
A COMPOSITION OF MATTER CAPABLE OF DECOLORIZING AND DEODORIZING AQUEOUS SOLUTIONS, COMPRISING ACTIVATED CARBON PARTICLES ENVELOPED BY A HYDROPHILIC, GELATINOUS COLLOID SELECTED FROM THE GROUP CONSISTING OF AGAR AND A WATER INSOLUBLE SALT OF AN ACID SELECTED FROM THE GROUP CONSISTING OF PECTIC ACID, PECTINIC ACID AND ALGINIC ACID, THE AMOUNT OF SAID COLLOID BEING AT LEAST SUFFICIENT TO COMPLETELY SURROUND SAID PARTICLES WITH GEL.
References Cited (Backward Citations)
US1868565A
Cited
US2015375A
Cited
US2059110A
Cited
US2166868A
Cited
US2312446A
Cited
US2216754A
Cited
US2419930A
Cited
US2639268A
Cited
US2605229A
Cited
US2679464A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-09-25 | 1960-03-26 | 1960-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-25 | 1964-03-26 | 1964-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-25 | 1968-03-26 | 1968-09-25 | $7700.00 | Window Closed / Lapsed |