US3138330A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nozzle and pump for liquids
Assignee: Beckman Coulter Inc
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Filing: 1963-02-25
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Granted: 1964-06-23
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Expires: 1983-02-25
Abstract
No abstract record available.
Inventors
- 👤 Jr Paul Thomas Gilbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:11
CPC Classifications
G; G01; G01N; G01N21/00; G01N21/62; G01N21/71; G01N21/714; Y; Y10; Y10T; Y10T137/00; Y10T137/2931; Y10T137/3115
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
IN A PUMP FOR A LIQUID ATOMIZER, THE COMBINATION OF: A SOURCE OF ATOMIZER GAS UNDER PRESSURE; A DISCHARGE NOZZLE CONNECTED TO SAID ATOMIZER GAS SOURCE FOR DISCHARGING SAID ATOMIZER GAS AT SAID NOZZLE; A CLOSED CONTAINER FOR LIQUID SAMPLE; AN OUTLET CAPILLARY PROVIDING A LIQUID SAMPLE FLOW PATH BETWEEN SAID CONTAINER AND SAID DISCHARGE NOZZLE; AN INLET CAPILLARY PROJECTING INTO SAID CONTAINER; AND MEANS FOR SUPPLYING A FLUID AT A CONSTANT RATE OF VOLUME FLOW TO SAID INLET CAPILLARY FOR MOVING LIQUID SAMPLE OUT OF SAID CONTAINER THROUGH SAID OUTLET CAPILLARY.
Claim 2
Dependent Claim
92 words
IN A PUMP FOR A LIQUID ATOMIZER, THE COMBINATION OF: A SOURCE OF ATOMIZER GAS UNDER PRESSURE; A DISCHARGE NOZZLE CONNECTED TO SAID ATOMIZER GAS SOURCE FOR DISCHARGING SAID ATOMIZER GAS AT SAID NOZZLE; A CLOSED CONTAINER FOR LIQUID SAMPLE; AN OUTLET CAPILLARY PROVIDING A LIQUID SAMPLE FLOW PATH BETWEEN SAID CONTAINER AND SAID DISCHARGE NOZZLE; AN INLET CAPILLARY PROJECTING INTO SAID CONTAINER; AND MEANS FOR SUPPLYING A FLUID AT A CONSTANT RATE OF VOLUME FLOW TO SAID INLET CAPILLARY FOR MOVING LIQUID SAMPLE OUT OF SAID CONTAINER THROUGH SAID OUTLET CAPILLARY.
References Cited (Backward Citations)
US1981077A
Cited
US2596414A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-23 | 1967-12-23 | 1968-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-23 | 1971-12-23 | 1972-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-23 | 1975-12-23 | 1976-06-23 | $7700.00 | Window Closed / Lapsed |