US3159874A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for electrostatic encapsulation
Assignee: IIT Research Institute
•
Filing: 1962-08-02
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Granted: 1964-12-08
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Expires: 1982-08-02
Abstract
No abstract record available.
Inventors
- 👤 Langer Gerhard
- 👤 Yamate George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 06:27
CPC Classifications
B; B01; B01J; B01J13/00; B01J13/02; B01J13/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
143 words
A SYSTEM FOR ENCAPSULATING A MATERIAL TO BE ENCAPSULATED BY AN ENCAPSULATING SUBSTANCE COMPRISING: A FIRST RESERVOIR CONTAINING A LIQUID TO BE ENCAPSULATED; FIRST MEANS FOR DELIVERING A UNIPOLAR IONIZED STREAM OF GAS INTO CONTACT WITH SAID FIRST RESERVOIR OF A LIQUID TO BE ENCAPSULATED WHEREBY UNIPOLAR CHARGED AEROSOL PARTICLES ARE RELEASED FROM SAID FIRST RESERVOIR; A SECOND RESERVOIR CONTAINING AN ENCAPSULATING LIQUID; SECOND MEANS FOR DELIVERING AN OPPOSITELY CHARGED IONIZED STREAM OF GAS INTO CONTACT WITH SAID SECOND RESERVOIR OF AN ENCAPSULATING LIQUID WHEREBY OPPOSITELY CHARGED AEROSOL PARTICLES ARE RELEASED FROM SAID SECOND RESERVOIR; A COMMON MIXING CHAMBER; THIRD MEANS FOR GUIDING SAID CHARGED AEROSOL PARTICLES OF SAID LIQUID TO BE ENCAPSULATED AND SAID OPPOSITELY CHARGED AEROSOL PARTICLES OF SAID ENCAPSULATING LIQUID INTO SAID COMMON MIXING CHAMBER WHEREIN ENCAPSULATION TAKES PLACE; AND FOURTH MEANS FOR COLLECTING THE ENCAPSULATED PARTICLES THAT ARE FORMED.
Claim 2
Independent Claim
143 words
A SYSTEM FOR ENCAPSULATING A MATERIAL TO BE ENCAPSULATED BY AN ENCAPSULATING SUBSTANCE COMPRISING: A FIRST RESERVOIR CONTAINING A LIQUID TO BE ENCAPSULATED; FIRST MEANS FOR DELIVERING A UNIPOLAR IONIZED STREAM OF GAS INTO CONTACT WITH SAID FIRST RESERVOIR OF A LIQUID TO BE ENCAPSULATED WHEREBY UNIPOLAR CHARGED AEROSOL PARTICLES ARE RELEASED FROM SAID FIRST RESERVOIR; A SECOND RESERVOIR CONTAINING AN ENCAPSULATING LIQUID; SECOND MEANS FOR DELIVERING AN OPPOSITELY CHARGED IONIZED STREAM OF GAS INTO CONTACT WITH SAID SECOND RESERVOIR OF AN ENCAPSULATING LIQUID WHEREBY OPPOSITELY CHARGED AEROSOL PARTICLES ARE RELEASED FROM SAID SECOND RESERVOIR; A COMMON MIXING CHAMBER; THIRD MEANS FOR GUIDING SAID CHARGED AEROSOL PARTICLES OF SAID LIQUID TO BE ENCAPSULATED AND SAID OPPOSITELY CHARGED AEROSOL PARTICLES OF SAID ENCAPSULATING LIQUID INTO SAID COMMON MIXING CHAMBER WHEREIN ENCAPSULATION TAKES PLACE; AND FOURTH MEANS FOR COLLECTING THE ENCAPSULATED PARTICLES THAT ARE FORMED.
References Cited (Backward Citations)
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US2686160A
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US2836567A
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US2837654A
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US2911672A
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US3001228A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-12-08 | 1968-06-08 | 1968-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-08 | 1972-06-08 | 1972-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-08 | 1976-06-08 | 1976-12-08 | $7700.00 | Window Closed / Lapsed |