US3692895A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of reducing hypercholesteremia in humans employing a copolymer of polyethylenepolyamine and a bifunctional substance, such as epichlorohydria
Assignee: GARY E VANDENBERG
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Filing: 1970-09-08
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Granted: 1972-09-19
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Expires: 1990-09-08
Abstract
Abstract Compositions and processes are provided for lowering hypercholesteremia in mammals and birds. Oral administration to affected mammals and birds supplies an effective amount of a cholesterol-lowering substance. The cholesterol-lowering substance is a nontoxic cross-linked copolymer of a polyethylenepolyamine and a bifunctional substance containing halogen atoms and/or epoxy groups.
Inventors
- 👤 Norman A Nelson
- 👤 Gary E Vandenberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:15
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/74; A61K31/785
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
16 words
The method of claim 1 wherein the polyethylenepolyamine is tetraethylenepentaMine and the second member is epichlorohydrin.
Claim 2
Dependent Claim
18 words
The method of claim 1 wherein the cross-linked copolymer is administered in the form of an aqueous dispersion.
Claim 3
Dependent Claim
17 words
The method of claim 1 wherein the polyethylenepolyamine is diethylene triamine and the second member is epichlorohydrin.
Claim 4
Dependent Claim
10 words
The method of claim 1 wherein the polyethylenepolyamine is triethylenetetramine.
Claim 5
Dependent Claim
11 words
The method of claim 1 wherein the second member is epichlorohydrin.
Claim 6
Dependent Claim
15 words
The method of claim 1 which includes tocamphyl or florantyrone as an additional active ingredient.
Claim 7
Dependent Claim
13 words
The method of claim 1 which includes clofibrate as an additional active ingredient.
References Cited (Backward Citations)
GB628821A
Cited
US2644760A
Cited
GB860303A
Cited
US3152188A
Cited
US3308020A
Cited
US3383281A
Cited
US3332841A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-09-19 | 1976-03-20 | 1976-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-09-19 | 1980-03-20 | 1980-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-09-19 | 1984-03-20 | 1984-09-19 | $7700.00 | Window Closed / Lapsed |