US2709670A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diagnostic method using treponema pallidum
Assignee: EDWARD UNTERBERGER
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Filing: 1950-06-26
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Granted: 1955-05-31
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Expires: 1970-06-26
Abstract
No abstract record available.
Inventors
- 👤 Rose R Ichelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:45
CPC Classifications
A; A61; A61K; A61K39/00; A61K39/02; A61K39/0225; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
33 words
IN A DIGNOSTIC METHOD, THE STEP WHICH COMPRISES COMMINGLING HUMAN BLOOD SERUM SUSPECTED OF SYPHILITIC INFECTION WITH A TISSUE-FREE LIQUID DISPERSION OF A SUBCULTURE IN VITRO OF TREPONEMA PALLIDUM OF THE HUMAN STRAIN.
Claim 2
Dependent Claim
33 words
IN A DIGNOSTIC METHOD, THE STEP WHICH COMPRISES COMMINGLING HUMAN BLOOD SERUM SUSPECTED OF SYPHILITIC INFECTION WITH A TISSUE-FREE LIQUID DISPERSION OF A SUBCULTURE IN VITRO OF TREPONEMA PALLIDUM OF THE HUMAN STRAIN.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-05-30 | 1958-11-29 | 1959-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-05-30 | 1962-11-29 | 1963-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-05-30 | 1966-11-29 | 1967-05-31 | $7700.00 | Window Closed / Lapsed |