US3236732A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pregnancy test method and immunological indicator therefor
Assignee: Individual
•
Filing: 1962-01-22
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Granted: 1966-02-22
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Expires: 1982-01-22
Abstract
No abstract record available.
Inventors
- 👤 Edward R Arquilla
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:17
CPC Classifications
G; G01; G01N; G01N33/00; G01N33/48; G01N33/50; G01N33/74; G01N33/76; Y; Y10; Y10S; Y10S436/00; Y10S436/811; Y10S436/814; Y10S436/815; Y10S436/817; Y10S436/818; Y10S436/826
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
60 words
AN IMMUNOLOGICAL INDICATOR SYSTEM FOR USE IN THE DETECTION OF CHORIONIC GONADOTROPIN IN A URINE SAMPLE COMPRISING IN COMBINATION THE ANTIBODY FOR CHORIONIC GONADOTROPIN AND AN INDICATOR MATERIAL COMPRISED OF A PARTICULATE MATERIAL WHICH HAS BEEN CONJUGATED WITH CHORIONIC GONADOTROPIN USING BIS-DIAZOBENZIDINE, SAID PARTICULATE MATERIAL BEING SELECTED FROM THE GROUP CONSISTING OF RED BLOOD CELLS AND FORMALINIZED RED BLOOD CELLS.
Claim 2
Dependent Claim
60 words
AN IMMUNOLOGICAL INDICATOR SYSTEM FOR USE IN THE DETECTION OF CHORIONIC GONADOTROPIN IN A URINE SAMPLE COMPRISING IN COMBINATION THE ANTIBODY FOR CHORIONIC GONADOTROPIN AND AN INDICATOR MATERIAL COMPRISED OF A PARTICULATE MATERIAL WHICH HAS BEEN CONJUGATED WITH CHORIONIC GONADOTROPIN USING BIS-DIAZOBENZIDINE, SAID PARTICULATE MATERIAL BEING SELECTED FROM THE GROUP CONSISTING OF RED BLOOD CELLS AND FORMALINIZED RED BLOOD CELLS.
References Cited (Backward Citations)
US3088875A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-21 | 1969-08-23 | 1970-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-21 | 1973-08-23 | 1974-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-21 | 1977-08-23 | 1978-02-22 | $7700.00 | Window Closed / Lapsed |