US3208951A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrostatic encapsulation
Assignee: HT RES INST
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Filing: 1961-10-30
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Granted: 1965-09-28
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Expires: 1981-10-30
Abstract
No abstract record available.
Inventors
- 👤 Bernard B Berger
- 👤 Caroline D Miller
- 👤 Langer Gerhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:37
CPC Classifications
B; B05; B05D; B05D1/00; B05D1/02; B05D1/04; B01; B01J; B01J13/00; B01J13/02; B01J13/04; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2982; Y10T428/2984; Y10T428/2989
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
METHOD FOR THE ELECTROSTIC ENCAPSULATION OF A LIQUID CORE MATERIAL BY A LIQUID COATING MATERIAL WHICH COMPRISES ELECTROSTATICALLY ATOMIZING SIAD CORE MATERIAL AND SAID COATING MATERIAL FROM RESPECITIVE SOURCES THEREOF, SAID CORE LIQUID HAVING A HIGHER SURFACE TENSION THAN SAID COATING LIQUID, TO FORM A NEGATIVELY CHARGED AEROSOL OF PREDOMINANTLY BETWEEN ABOUT 1 AND ABOUT 50 MICRONS, SUPPLYING SAID AEROSALS TO A MIXING ZONE AND ALLOWING SAID AEROSOLS TO INTERACT IN SAID ZONE TO ACHIEVE A STATE OF SUBSTANTIAL ELECTRICAL NEUTRALITY, WITH FORMATION OF CORE
Claim 2
Dependent Claim
85 words
METHOD FOR THE ELECTROSTIC ENCAPSULATION OF A LIQUID CORE MATERIAL BY A LIQUID COATING MATERIAL WHICH COMPRISES ELECTROSTATICALLY ATOMIZING SIAD CORE MATERIAL AND SAID COATING MATERIAL FROM RESPECITIVE SOURCES THEREOF, SAID CORE LIQUID HAVING A HIGHER SURFACE TENSION THAN SAID COATING LIQUID, TO FORM A NEGATIVELY CHARGED AEROSOL OF PREDOMINANTLY BETWEEN ABOUT 1 AND ABOUT 50 MICRONS, SUPPLYING SAID AEROSALS TO A MIXING ZONE AND ALLOWING SAID AEROSOLS TO INTERACT IN SAID ZONE TO ACHIEVE A STATE OF SUBSTANTIAL ELECTRICAL NEUTRALITY, WITH FORMATION OF CORE
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) | 1968-09-27 | 1969-03-29 | 1969-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-27 | 1973-03-29 | 1973-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-27 | 1977-03-29 | 1977-09-28 | $7700.00 | Window Closed / Lapsed |