Patent US3790447A successfully refreshed from Google Patents.
US3790447A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Streptococci diagnostic method
Assignee: Abbott Laboratories
•
Filing: 1972-07-05
•
Granted: 1974-02-05
•
Expires: 1992-07-05
Abstract
Abstract A METHOD OF DETECTING STREPTOCOCCAL ORGANISMS, ESPECIALLY GROUP A, B-HEMOLYTIC STREPTOCOCCI, IS PROVIDED WHEREIN SEPARATE SMEARS ON MICROSCOPE SLIDES COMPRISING NEGATIVE CONTROL AND POSITIVE CONTROL ORGANISMS ARE TREATED WITH ANTIBODY CONJUGATED TO PEROXIDASE, AND THE SLIDES THEN COMPARED UNDER THE MICROSCOPE, AFTER DYEING WITH ENZYME SUBSTRATES TO DETERMINE THE PRESENCE OF GROUP A STREPTOCOCCI.
Inventors
- 👤 A Hirata
- 👤 W Boley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:36
CPC Classifications
C; C12; C12Q; C12Q1/00; C12Q1/02; C12Q1/04; C12Q1/14; G; G01; G01N; G01N33/00; G01N33/48; G01N33/50; G01N33/53; G01N33/569; G01N33/56911; G01N33/56944; G01N2333/00; G01N2333/195; G01N2333/315
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1977-02-04 | 1977-08-06 | 1978-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-02-04 | 1981-08-06 | 1982-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-02-04 | 1985-08-06 | 1986-02-05 | $7700.00 | Window Closed / Lapsed |