US3332231A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aspirator for use in a flowing gas stream
Assignee: Gulf Research and Development Co
•
Filing: 1964-05-07
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Granted: 1967-07-25
•
Expires: 1984-05-07
Abstract
No abstract record available.
Inventors
- 👤 Bruce R Walsh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:18
CPC Classifications
F; F02; F02M; F02M19/00; F02M19/03; F02M19/035
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
IN AN ASPIRATOR ADAPTED SO THAT THE PASSAGE OF A GAS THERETHROUGH ASPIRATES AND SPRAY ATOMIZES ANOTHER FLUID, THE IMPROVEMENT COMPRISING SAID ASPIRATOR HAVING FIRST OPENING MEANS AT THE REAR THEREOF FOR RECEIVING SAID GAS AND SECOND OPENING MEANS AT THE REAR THEREOF FOR RECEIVING SAID OTHER FLUID, SAID ASPIRATOR DEFINING A PERIPHERAL SHARP EDGE AT ITS WIDEST DIAMETER AND THE LENGTH OF SAID ASPIRATOR FROM SAID SHARP EDGE TO THE DOWNSTREAM END THEREOF BEING NO GREATER THAN SAID DIAMETER.
Claim 2
Dependent Claim
80 words
IN AN ASPIRATOR ADAPTED SO THAT THE PASSAGE OF A GAS THERETHROUGH ASPIRATES AND SPRAY ATOMIZES ANOTHER FLUID, THE IMPROVEMENT COMPRISING SAID ASPIRATOR HAVING FIRST OPENING MEANS AT THE REAR THEREOF FOR RECEIVING SAID GAS AND SECOND OPENING MEANS AT THE REAR THEREOF FOR RECEIVING SAID OTHER FLUID, SAID ASPIRATOR DEFINING A PERIPHERAL SHARP EDGE AT ITS WIDEST DIAMETER AND THE LENGTH OF SAID ASPIRATOR FROM SAID SHARP EDGE TO THE DOWNSTREAM END THEREOF BEING NO GREATER THAN SAID DIAMETER.
References Cited (Backward Citations)
US1483577A
Cited
US2681216A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-24 | 1971-01-23 | 1971-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-24 | 1975-01-23 | 1975-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-24 | 1979-01-23 | 1979-07-25 | $7700.00 | Window Closed / Lapsed |