US3197285A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sampling machine
Assignee: Individual
•
Filing: 1961-05-08
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Granted: 1965-07-27
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Expires: 1981-05-08
Abstract
No abstract record available.
Inventors
- 👤 Rosen Sidney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:48
CPC Classifications
G; G01; G01N; G01N1/00; G01N1/28; G01N1/38; B; B01; B01L; B01L3/00; B01L3/02; B01L3/021; B01L3/0217; B01L3/0227
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
158 words
A SAMPLING MACHINE, COMPRISING A PAIR OF STROKING PUMP MEANS, AT LEAST ONE OF WHICH IS NI-DIRECTIONAL AND BOTH HAVING AN INLET AND AN OUTLET, COMMON MEANS FOR STROKING SAID PUMP MEANS, AND A RESERVOIR CONTAINING REAGENT, THE INLET OF ONE OF SAID PAIR OF STROKING PUMP MEANS, WHICH IS UNI-DIRECTONAL, BEING CONNECTED TO SAID RESERVOIR, THE OUTLET OF SAID LAST MENTIONED PUMP MEANS AND THE INLET AND OUTLET OF THE OTHER OF SAID PAIR OF STROKING PUMP MEANS BEING CONNECTED TO A COMMON PASSAGE, SAID COMMON PASSAGE HAVING AN OUTLET FOR ALTENATELY COMMUNICATING WITH A SAMPLE SUPPLY CONTAINER AND A RECEIVING CONTAINER WHEN ALTERNATELY POSITIONED THEREBENEATH, SAID RECEIVING CONTAINER BEING FOR RECEIVING A MIXTURE OF MEASURED AMOUNTS OF SAMPLE AND REAGENT, WHEREBY PROPORTIONAL QUANTITIES OF REAGENT AND SAMPLE CAN BE WITHDRAWN FROM SAID RESERVOIR AND SAMPLE SUPPLY CONTAINER, RESPECTIVELY, BY SAID PAIR OF STROKING PUMP MEANS AND DISCHARGED THEREBY THROUGH SAID COMMON PASSAGE TO SAID RECEIVING CONTAINER.
Claim 2
Dependent Claim
158 words
A SAMPLING MACHINE, COMPRISING A PAIR OF STROKING PUMP MEANS, AT LEAST ONE OF WHICH IS NI-DIRECTIONAL AND BOTH HAVING AN INLET AND AN OUTLET, COMMON MEANS FOR STROKING SAID PUMP MEANS, AND A RESERVOIR CONTAINING REAGENT, THE INLET OF ONE OF SAID PAIR OF STROKING PUMP MEANS, WHICH IS UNI-DIRECTONAL, BEING CONNECTED TO SAID RESERVOIR, THE OUTLET OF SAID LAST MENTIONED PUMP MEANS AND THE INLET AND OUTLET OF THE OTHER OF SAID PAIR OF STROKING PUMP MEANS BEING CONNECTED TO A COMMON PASSAGE, SAID COMMON PASSAGE HAVING AN OUTLET FOR ALTENATELY COMMUNICATING WITH A SAMPLE SUPPLY CONTAINER AND A RECEIVING CONTAINER WHEN ALTERNATELY POSITIONED THEREBENEATH, SAID RECEIVING CONTAINER BEING FOR RECEIVING A MIXTURE OF MEASURED AMOUNTS OF SAMPLE AND REAGENT, WHEREBY PROPORTIONAL QUANTITIES OF REAGENT AND SAMPLE CAN BE WITHDRAWN FROM SAID RESERVOIR AND SAMPLE SUPPLY CONTAINER, RESPECTIVELY, BY SAID PAIR OF STROKING PUMP MEANS AND DISCHARGED THEREBY THROUGH SAID COMMON PASSAGE TO SAID RECEIVING CONTAINER.
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) | 1968-07-26 | 1969-01-25 | 1969-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-26 | 1973-01-25 | 1973-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-26 | 1977-01-25 | 1977-07-27 | $7700.00 | Window Closed / Lapsed |