Ralston Purina Company

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A01K ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS444
 
  
 
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 163
 
  
 
B65D CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES 197
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 1205

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5826543 Clumpable animal litter containing a dust reducing agentJan 20, 95Oct 27, 98[A01K]
5596948 Animal urine collection and analysis system and its method of useJun 19, 95Jan 28, 97[A01K]
5468450 Expanding vehicle for colorimetric diagnostic assaysDec 16, 93Nov 21, 95[G01N]
5267531 Odor control animal litter using bisulfite addition compoundOct 07, 92Dec 07, 93[A01K]
5244279 Bulk bagJan 27, 93Sep 14, 93[B65D]
5188860 Process for the production of a fiber containing cereal productNov 07, 91Feb 23, 93[A23L]
5183010 Additive for binding liquid wasteJan 28, 92Feb 02, 93[A01K]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5508172 Modified soy fiber material of improved sensory propertiesExpiredMay 17, 95Apr 16, 96[C12Q, A23L]
5356857 Triazene dyes for use in thermal transfer printingExpiredMay 17, 93Oct 18, 94[B41M]
5120941 Self-service sales system for large containers using bar coded peel-off labelsExpiredNov 15, 88Jun 09, 92[G06F, B42D, B61B]
5016572 Pet food package and dispenserExpiredJan 30, 90May 21, 91[A01K]
4930443 Animal litter compositionExpiredDec 09, 88Jun 05, 90[A01K]
4809853 Carton with improved closure meansExpiredFeb 01, 88Mar 07, 89[B65D]
4800093 High moisture animal food product containing a filamentous fungal biomassExpiredMay 28, 87Jan 24, 89[A23K]
4781928 Stabilized molasses distillers condensed solublesExpiredApr 23, 87Nov 01, 88[A23K]
4772476 Method for reducing the severity of hip joint laxity in dogsExpiredJul 27, 87Sep 20, 88[A23K]
4753395 Lump breaker for food processingExpiredJan 28, 87Jun 28, 88[B02C]
4731248 Production of palatability enhancers from the autolysis of filamentous fungiExpiredFeb 18, 86Mar 15, 88[A23K]
4731712 Squeezable flashlightExpiredDec 10, 86Mar 15, 88[F21L]
4712508 Litter material for small animalsExpiredNov 04, 82Dec 15, 87[A01K]
4713116 Protein modified with a silanation reagent as an adhesive binder and process of producingExpiredJan 02, 87Dec 15, 87[C09J, C08L]
4702924 Dried meat containing coatingExpiredJun 09, 83Oct 27, 87[A23K]
4699795 Method for depositing chocolate chips and the like onto edible food productsExpiredNov 19, 86Oct 13, 87[A23L]
4689381 Modified protein adhesive binder and process for producing using cationic monomersExpiredMar 31, 86Aug 25, 87[C08J, C09J, C08L]
4687826 Modified protein adhesive binder and process for producingExpiredOct 31, 86Aug 18, 87[C08J, C09J, C08L]
4684058 Carton with pour spoutExpiredMay 22, 86Aug 04, 87[B65D]
4664064 Cat box filler with incorporated pesticideExpiredMar 21, 85May 12, 87[A01K]

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