US3141615A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and apparatus for producing a fog
Assignee: LOWNDES ENGINEERING Co IN
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Filing: 1961-12-18
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Granted: 1964-07-21
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Expires: 1981-12-18
Abstract
No abstract record available.
Inventors
- 👤 Jr David W Waldron
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:51
CPC Classifications
A; A01; A01M; A01M13/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
IN A PROCESS OF MIXING GAS AND LIQUID, THE STEPS OF HEATING SAID GAS, PASSING SAID GAS ALONG A PREDETERMINED PATH OF TRAVEL, SWIRLING SAID GAS, EXPANDING SAID GAS IMMEDIATELY AFTER IT HAS BEEN SWIRLED, PASSING LIQUID INTO SAID GAS AS IT IS BEING EXPANDED, AND INTRODUCING ADDITIONAL HEATED GAS TO THE MIXTURE IN SAID PATH FOR DRIVING PARTICLES OF THE LIQUID TOWARD THE CENTRAL PORTION OF THE MIXTURE.
Claim 2
Dependent Claim
69 words
IN A PROCESS OF MIXING GAS AND LIQUID, THE STEPS OF HEATING SAID GAS, PASSING SAID GAS ALONG A PREDETERMINED PATH OF TRAVEL, SWIRLING SAID GAS, EXPANDING SAID GAS IMMEDIATELY AFTER IT HAS BEEN SWIRLED, PASSING LIQUID INTO SAID GAS AS IT IS BEING EXPANDED, AND INTRODUCING ADDITIONAL HEATED GAS TO THE MIXTURE IN SAID PATH FOR DRIVING PARTICLES OF THE LIQUID TOWARD THE CENTRAL PORTION OF THE MIXTURE.
References Cited (Backward Citations)
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US2391422A
Cited
US2926855A
Cited
US2918118A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-07-21 | 1968-01-20 | 1968-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-21 | 1972-01-20 | 1972-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-21 | 1976-01-20 | 1976-07-21 | $7700.00 | Window Closed / Lapsed |