US3539465A
Expired / Lapsed
US
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Encapsulation of hydrophilic liquid-in-oil emulsions
Assignee: NCR Voyix Corp
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Filing: 1968-10-08
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Granted: 1970-11-10
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Expires: 1988-10-08
Abstract
No abstract record available.
Inventors
- 👤 Everett N Hiestand
- 👤 Erik H Jensen
- 👤 Peter D Meister
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:48
CPC Classifications
A; A01; A01N; A01N25/00; A01N25/26; A01N25/28; A61; A61K; A61K9/00; A61K9/48; A61K9/50; A61K9/5089; B; B01; B01J; B01J13/00; B01J13/02; B01J13/06; B01J13/10; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2982; Y10T428/2984; Y10T428/2985; Y10T428/2987
Claims Analysis
Total Claims: 0
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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) | 1973-11-09 | 1974-05-11 | 1974-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-09 | 1978-05-11 | 1978-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-09 | 1982-05-11 | 1982-11-10 | $7700.00 | Window Closed / Lapsed |