Forced precipitation method for preparing antigen/antibody particles
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Aug 9, 1983
Grant Date -
N/A
app pub date -
Nov 5, 1980
filing date -
Nov 5, 1980
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Process for the preparation of test reagents comprising antigens or antibodies adsorbed on a surface, for example, the surface of synthetic or natural polymer particles in which the test material to be adsorbed is dissolved in a solvent in contact with the adsorbing surface and precipitated by the addition of a liquid which is miscible with the solvent, but does not dissolve the test material.
First Claim
all claims..Other Claims data not available
Family
- No Family data available.
- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
RESEARCH CORPORATION A NEW YORK NOT-FOR-PROFIT CORP | 405 LEXINGTON AVE NEW YORK NY 10174 |
International Classification(s)

- 1980 Application Filing Year
- C12Q Class
- 124 Applications Filed
- 1 Patents Issued To-Date
- 0.81 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Hechemy, Karim E | Clifton Park, NY | 1 | 12 |
# of filed Patents : 1 Total Citations : 12 |
Cited Art Landscape
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Patent Citation Ranking
- 12 Citation Count
- C12Q Class
- 0 % this patent is cited more than
- 42 Age
Forward Cite Landscape
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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Fee | Large entity fee | small entity fee | micro entity fee |
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Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
Full Text

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May 30, 2022 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:STMICROELECTRONICS S.R.L.;REEL/FRAME:060301/0355 Owner name: STMICROELECTRONICS INTERNATIONAL N.V., SWITZERLAND Effective Date: May 30, 2022 |
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Apr 04, 2017 | I | Issuance | |
Mar 15, 2017 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Mar 17, 2016 | P | Published | |
Nov 24, 2015 | F | Filing | |
Apr 05, 2013 | PD | Priority Date |

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