US2734802A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for the detection of pathologi-
Assignee: —
•
Filing: —
•
Granted: 1956-02-14
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Expires: 1973-02-14
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:36
CPC Classifications
G; G01; G01N; G01N33/00; G01N33/48; G01N33/50; G01N33/68; G01N33/6803; G01N33/6827
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
65 words
A TURBIDOMETRIC REAGENT FOR THE DETECTION OF PATHOLOGICAL QUANTITIES OF PROTEIN IN URINE COMPRISING ESSENTIALLY AN AQUEOUS ACID SOLUTION OF POTASSIUM POLYTHIONATE IN A CONCENTRATION OF FROM ABOUT 0.05% TO ABOUT 2.0% BY WEIGHT OF SOLUTION, SAID SOLUTION HAVING A PH OF ABOUT 1.5 AND CONTAINING SODIUM CHLORIDE DISSOLVED IN AN AMOUNT SUFFICENT TO PROVIDE A SPECIFIC GRAVITY OF THE SOLUTION IN EXCESS OF 1.05.
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) | 1959-02-13 | 1959-08-15 | 1960-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-02-13 | 1963-08-15 | 1964-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-02-13 | 1967-08-15 | 1968-02-14 | $7700.00 | Window Closed / Lapsed |