US4569919A
Expired / Lapsed
US
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Immunologic latex agglutination process
Assignee: Siemens Healthcare Diagnostics GmbH Germany
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Filing: 1983-02-24
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Granted: 1986-02-11
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Expires: 2003-02-24
Abstract
Abstract A latex agglutination process for the detection and determination of a partner of an antigen-antibody reaction is described, wherein an antigen and an antibody are reacted in the presence of a gamma globulin containing no antibodies specific for the antigen.
Inventors
- 👤 Tibor Toth
- 👤 Gerhard Munscher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:47
CPC Classifications
G; G01; G01N; G01N33/00; G01N33/48; G01N33/50; G01N33/53; G01N33/543; G01N33/54313
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
47 words
A latex agglutination process for the detection or determination of a partner of an immunologic reaction by means of a corresponding partner, which comprises carrying out the detection or determination in the presence of an anti-sheep-erythrocyte-serum of a mammal containing no antibodies specific for the antigenic partner.
Claim 2
Dependent Claim
47 words
A latex agglutination process for the detection or determination of a partner of an immunologic reaction by means of a corresponding partner, which comprises carrying out the detection or determination in the presence of an anti-sheep-erythrocyte-serum of a mammal containing no antibodies specific for the antigenic partner.
Claim 3
Dependent Claim
47 words
A latex agglutination process for the detection or determination of a partner of an immunologic reaction by means of a corresponding partner, which comprises carrying out the detection or determination in the presence of an anti-sheep-erythrocyte-serum of a rabbit containing no antibodies specific for the antigenic partner.
Claim 4
Dependent Claim
47 words
A latex agglutination process for the detection or determination of a partner of an immunologic reaction by means of a corresponding partner, which comprises carrying out the detection or determination in the presence of an anti-sheep-erythrocyte-serum of a rabbit containing no antibodies specific for the antigenic partner.
References Cited (Backward Citations)
DE2755689A1
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1989-02-10 | 1989-08-12 | 1990-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-02-10 | 1993-08-12 | 1994-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-02-10 | 1997-08-12 | 1998-02-11 | $7700.00 | Window Closed / Lapsed |