Patent US3806256A successfully refreshed from Google Patents.
US2969330A
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Oil containing capsules and method of making them
Assignee: NCR Voyix Corp
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Filing: 1958-06-04
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Granted: 1961-01-24
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Expires: 1978-06-04
Abstract
No abstract record available.
Inventors
- 👤 Carl Brynko
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 01:16
CPC Classifications
D; D06; D06M; D06M23/00; D06M23/12; A; A61; A61K; A61K9/00; A61K9/48; A61K9/50; B; B01; B01J; B01J13/00; B01J13/02; B01J13/06; B01J13/10; B01J13/14; B01J13/18; B01J13/185; B41; B41M; B41M5/00; B41M5/124; B41M5/165; C; C08; C08F; C08F2/00; C08F2/44; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2982; Y10T428/2984; Y10T428/2985; Y10T428/2987
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
THE METHOD OF MAKING CAPSULES, CONSISTING OF THE STES OF PROVIDING AN OIL IN WHICH THERE IS DISSOLVED AT LEAST ONE MONOMER MATERIAL WHICH IS POLYMERIZABLE TO A SOLID, THE MATERIAL AFTER IT IS POLYMERIZED BEING INSOLUBLE IN THE OIL; DISPERSING THE MONOMER-CONTAINING OIL IN A POLAR LIQUID TO FORM DROPLETS; AND CAUSING POLYMERIZATION OF THE MATERIAL, WHICH MATERIAL WHEN POLYMERIZED AND THUS RENDERED INSOLUBLE MOVES TO THE INTERFACES BETWEEN THE DROPLETS AND THE POLAR LIQUID, WHEREBY TO FORM A SEPARATE ENCAPSULATING WALL OF SOLID POLYMER MATERIAL AROUND EACH DROPLET OF OIL.
Claim 2
Independent Claim
92 words
THE METHOD OF MAKING CAPSULES, CONSISTING OF THE STES OF PROVIDING AN OIL IN WHICH THERE IS DISSOLVED AT LEAST ONE MONOMER MATERIAL WHICH IS POLYMERIZABLE TO A SOLID, THE MATERIAL AFTER IT IS POLYMERIZED BEING INSOLUBLE IN THE OIL; DISPERSING THE MONOMER-CONTAINING OIL IN A POLAR LIQUID TO FORM DROPLETS; AND CAUSING POLYMERIZATION OF THE MATERIAL, WHICH MATERIAL WHEN POLYMERIZED AND THUS RENDERED INSOLUBLE MOVES TO THE INTERFACES BETWEEN THE DROPLETS AND THE POLAR LIQUID, WHEREBY TO FORM A SEPARATE ENCAPSULATING WALL OF SOLID POLYMER MATERIAL AROUND EACH DROPLET OF OIL.
References Cited (Backward Citations)
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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) | 1964-01-24 | 1964-07-25 | 1965-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-24 | 1968-07-25 | 1969-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-24 | 1972-07-25 | 1973-01-24 | $7700.00 | Window Closed / Lapsed |