Patent US4540401A successfully refreshed from Google Patents.
US4540401A
Expired / Lapsed
US
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In vivo therapeutic apheresis using lipid vesicles
Assignee: Applied Immune Sciences Inc
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Filing: 1983-02-22
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Granted: 1985-09-10
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Expires: 2003-02-22
Abstract
Abstract Disclosure is made of a means and method for removing immunologically reactive compounds from the blood of living mammals. The method of the invention comprises reacting the compound with an immunological homolog of the compound, bound to the surface of a lipid vesicle and thereafter separating the resulting complex from the blood plasma of the mammal.
Inventors
- 👤 James F. Marten
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:50
CPC Classifications
A; A61; A61M; A61M1/00; A61M1/36; A61M1/3687; A61M2202/00; A61M2202/0014; A61M2202/04; A61M2202/0413; A61M2202/0445; A61M2202/0447; A61M2202/0456
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
A method of removing an immunologically reactive compound from the blood of a living mammal, which comprises; introducing into the blood in a living mammal an immunological homolog of said compound, bound to the surface of a lipid vesicle, in the blood, whereby the bound homolog and the compound mix and react to form a complex; and separating the resulting complex from the blood plasma.
Claim 2
Independent Claim
65 words
A method of removing an immunologically reactive compound from the blood of a living mammal, which comprises; introducing into the blood in a living mammal an immunological homolog of said compound, bound to the surface of a lipid vesicle, in the blood, whereby the bound homolog and the compound mix and react to form a complex; and separating the resulting complex from the blood plasma.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1988-09-09 | 1989-03-11 | 1989-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-09-09 | 1993-03-11 | 1993-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-09-09 | 1997-03-11 | 1997-09-10 | $7700.00 | Window Closed / Lapsed |