Oil Process Systems, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A23L FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT 460
 
  
 
C11B PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES 124

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8491951 Cooking oil antioxidant composition, method of preparation and useSep 03, 09Jul 23, 13[A23L]
7767244 Cooking oil antioxidant composition, method of preparation and useJan 03, 06Aug 03, 10[A23L]
7320809 Cooking oil antioxidant composition, method of preparation and useMar 24, 03Jan 22, 08[A23L]
5200224 Method of treating fryer cooking oilNov 19, 91Apr 06, 93[C11B, A23L]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5354570 Extended use of filter aid in oilExpiredDec 21, 92Oct 11, 94[C11B, A23L]
D302635 StrainerExpiredMay 19, 86Aug 08, 89[]
4731332 Method and test kit for determining the amount of polar substances in fatExpiredMay 31, 85Mar 15, 88[G01N]
4578196 Method and system for filtering cooking oilExpiredJul 27, 84Mar 25, 86[B01D]
4462915 Method and system for filtering cooking oilExpiredSep 23, 81Jul 31, 84[B01D]
4448686 Filter bag with integral agitatorExpiredNov 04, 82May 15, 84[B01D]
4349353 Frying oil evaluator method and compositionExpiredSep 25, 81Sep 14, 82[G01N]

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