US3734734A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Deproteinizing protein-containing solutions
Assignee: Synergistics Inc
•
Filing: 1971-12-29
•
Granted: 1973-05-22
•
Expires: 1991-12-29
Abstract
Abstract Protein-containing solutions are deproteinized by adding a compound having the formula X Al OH2R, wherein X may be the magnesium or calcium ion and R is either the gluconic, glucuronic or galacturonic acid radical.
Inventors
- 👤 A Halpern
- 👤 E Sasmor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:00
CPC Classifications
A; A61; A61Q; A61Q15/00; A61K; A61K8/00; A61K8/18; A61K8/19; A61K8/26; A61K8/30; A61K8/33; A61K8/36; A61K8/365; A61K8/60; C; C07; C07F; C07F5/00; C07F5/06; C07F5/069; Y; Y10; Y10S; Y10S210/00; Y10S210/902; Y10S210/903; Y10S210/905
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
20 words
The method of claim 1, said composition comprising from 0.005 to 0.2 percent by weight of magnesium aluminum hydroxy digluconate.
Claim 2
Dependent Claim
20 words
The method of claim 1, said composition comprising from 0.005 to 0.2 percent by weight of magnesium aluminum hydroxy diglucuronate.
Claim 3
Dependent Claim
20 words
The method of claim 1, said composition comprising from 0.005 to 0.2 percent by weight of magnesium aluminum hydroxy digalacturonate.
Claim 4
Dependent Claim
19 words
The method of claim 1, said composition comprising from 0.005 to 0.2 percent by weight of calcium aluminum digluconate.
References Cited (Backward Citations)
US3163538A
Cited
US3501575A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-05-21 | 1976-11-20 | 1977-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-05-21 | 1980-11-20 | 1981-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-05-21 | 1984-11-20 | 1985-05-22 | $7700.00 | Window Closed / Lapsed |