US3207666A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing dry free flowing preparations which are stable in air and contain an oxidizable organic substance
Assignee: US Philips Corp
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Filing: 1960-04-11
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Granted: 1965-09-21
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Expires: 1980-04-11
Abstract
No abstract record available.
Inventors
- 👤 Houtgraaf Henk
- 👤 Ham Evert Jan Ten
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:59
CPC Classifications
A; A61; A61K; A61K9/00; A61K9/14; A61K9/48; A61K9/50; B; B01; B01D; B01D1/00; B01D1/16; B01D1/18; B01J; B01J13/00; B01J13/02; B01J13/04; B01J2/00; B01J2/02; B01J2/04; B01J2/06; Y; Y10; Y10S; Y10S436/00; Y10S436/829
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
73 words
A METHOD OF PRODUCING DRY FREE FLOWING BEADLETS STABLE IN AIR AND CONTAINING A FAT SOLUBLE VITAMIN COMPRISING THE STEPS, FORMING A WARM AQUEOUS EMULSION CONTAINING SAID FAT SOLUBLE VITAMIN, AT LEAST ONE ANTIOXIDANT, A GELABLE ORGANIC FILM-FORMING COLLOID AND A SUGAR, ATOMIZING SAID WARM AQUEOUS EMULSION IN DROPLET FORM INTO AIR HELD AT ROOM TEMPERATURE AND PERMITTING THE DROPLETS TO FALL THROUGH A DISTANCE OF 4 METERS ONTO A COLLECTING CONVEYER BELT.
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) | 1968-09-20 | 1969-03-22 | 1969-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-20 | 1973-03-22 | 1973-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-20 | 1977-03-22 | 1977-09-21 | $7700.00 | Window Closed / Lapsed |