US3418079A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Test paper for the determination of protein in biological fluids
Assignee: Roche Diagnostics GmbH
•
Filing: 1965-10-18
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Granted: 1968-12-24
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Expires: 1985-10-18
Abstract
No abstract record available.
Inventors
- 👤 Rey Hans-Georg
- 👤 Rieckmann Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:42
CPC Classifications
G; G01; G01N; G01N33/00; G01N33/48; G01N33/50; G01N33/52; G01N33/525; G01N33/526; G01N33/68; G01N33/6803; G01N33/6827; G01N33/6839; Y; Y10; Y10T; Y10T436/00; Y10T436/10; Y10T436/108331
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
20 words
DIAGNOSTIC TEST PAPER FOR THE DETERMINATION OF PROTEIN IN BIOLOGICAL FLUIDS, COMPRISING AN ABSORBENT CARRIER WHICH HAS BEEN IMPREGNATED WITH
Claim 2
Dependent Claim
20 words
DIAGNOSTIC TEST PAPER FOR THE DETERMINATION OF PROTEIN IN BIOLOGICAL FLUIDS, COMPRISING AN ABSORBENT CARRIER WHICH HAS BEEN IMPREGNATED WITH
References Cited (Backward Citations)
US2986453A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-24 | 1972-06-24 | 1972-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-24 | 1976-06-24 | 1976-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-24 | 1980-06-24 | 1980-12-24 | $7700.00 | Window Closed / Lapsed |