US3600494A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Serological test for syphilis
Assignee: FUJIZOKISEIYAKU KK
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Filing: 1967-11-06
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Granted: 1971-08-17
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Expires: 1987-11-06
Abstract
Abstract A SEROLOGICAL TEST FOR SYPHILIS BASED ON A CARRIER AGGLUTINATION REACTION IS DISCLOSED. THE TEST INCLUDES THE TREATMENT OF THE SERUM TEST SAMPLE WITH A SOLUTION CONTAINING NON-PATHOGENIC STRAINS OF TREPONEMA PALLIDUM CELL COMPONETS AND NORMAL RABBITS'' TESTS COMPONENTS TO ABSORB HETEROGENIC ANTIBODIES. THE TREATED SERUM SAMPLE IS THEN REACTED WITH A NEW ANTIGEN PREPARATION COMPRISING A SUSPENSION OF TREPONEMA PALLIDUM SENSITIZED CARRIERS IN A PHOSPHATE BUFFERED SALINE SOLUTION.
Inventors
- 👤 Takayuki Tomizawa
- 👤 Koichiro Fujita
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:19
CPC Classifications
G; G01; G01N; G01N33/00; G01N33/48; G01N33/50; G01N33/53; G01N33/569; G01N33/571
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-08-16 | 1975-02-15 | 1975-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-08-16 | 1979-02-15 | 1979-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-08-16 | 1983-02-15 | 1983-08-17 | $7700.00 | Window Closed / Lapsed |