Hill's Pet Nutrition Timeline
Take a look at Hill's through the years!
1939
Morris Frank meets Dr. Morris Sr., at a luncheon and asks him to examine his guide dog Buddy. Dr. Morris diagnosed kidney failure. He believes Buddy can be helped with a food he had developed, and sends Mr. Frank home with Raritan Ration B. This food was the forerunner of Prescription Diet k/d Canine and is developed to help dogs with renal failure and insufficiency. Dr. Morris cans Raritan Ration B in glass jars.
1948
Dr. Mark Morris works with Burton Hill, of the Hill Packing Company, to can Canine k/d, formerly known as Raritan Ration B and Canine p/d, formerly known as Raritan Ration C. Dr. Morris establishes a charity for small animals that would later became known as Morris Animal Foundation - a foundation where animals are #1, and their welfare and health the sole, unwavering focus.
1949
Prescription Diet i/d is developed for gastrointestinal disorders in dogs. Prescription Diet r/d is developed for obesity in dogs.
1958
Hill Packing Company establishes plants in Kansas, South Carolina, South Dakota, Ohio, Arkansas, Massachusetts and Washington.
1960
Dr. Morris Sr. becomes the American Veterinary Medical Association (AVMA) president.
1962
Burton Hill dies; Richard L. Davis replaces him as Hill's Pet Nutrition president.
1964
Prescription Diet h/d is developed for pets with heart failure and heart disease.
1965
Prescription Diet d/d is developed for pets with dermatological conditions associated with certain food allergies.
1966
Richard L. Davis dies; Don F. Hogue replaces him as Hill's Pet Nutrition president.
1968
Riviana Foods purchases Hill's Pet Nutrition and its formulas, contracts with Mark Morris Associates to develop new pet food formulas.
1968
Dr. Mark Morris Jr., creates the Science Diet line of pet foods for healthy pets. The first Science Diet pet food, Adult Maintenance, is marketed.
1971
Prescription Diet c/d is developed for cats with lower urinary tract disease.
1976
Colgate-Palmolive Company acquires Riviana Foods.
1977
Prescription Diet u/d is developed for canine urinary tract disease due to calcium oxalate, urate and cystine.
1979
Science Diet Senior developed for geriatric wellness.
1981
Bob Wheeler becomes President of Hill's Pet Nutrition. Prescription Diet s/d is developed for canine urinary tract conditions due to struvite dissolution. The revolutionary new product could actually help the body dissolve certain types of bladder stones in dogs.
1983
First publication of the Small Animal Clinical Nutrition textbook, co-authored by Dr. Morris Jr., which would become the definitive text on nutrition for dogs and cats and used in veterinary colleges worldwide.
1987
Prescription Diet w/d is developed for pets needing weight control and fibre-responsive diseases and digestive troubles.
1992
Prescription Diet a/d is developed for assisted feeding and recovery.
1993
Dr. Mark Morris Sr. passed away at age 92.
1994
Prescription Diet t/d is developed for oral care.
1996
Science Diet Large Breed Growth puppy formula is developed.
1998
Prescription Diet n/d is developed as the only therapeutic pet food clinically proven to increase the survival time of dogs undergoing a cancer treatment and improve their quality of life.
1999
Hill's Pet Nutrition becomes a $1 billion company. Science Diet Hairball Control is developed.
2000
Prescription Diet z/d is developed for pets with food allergies. Science Diet Sensitive Skin and Sensitive Stomach are developed.
2001
Prescription Diet z/d is developed for pets with food allergies. Science Diet Sensitive Skin and Sensitive Stomach are developed.
2002
Hill's Science Diet Shelter Nutrition Partnership established.
2003
Prescription Diet m/d developed for cats who are in need of weight loss and/or who have diabetes. Science Diet Advanced Protection launches as an extraordinary line of pet foods with the highest levels of antioxidants of any pet food on the market.
2005
Prescription Diet j/d is developed for dogs with mobility problems. Science Diet Indoor Cat is marketed.
2007
Dr. Mark Morris Jr. passed away. Prescription Diet c/d Multicare Feline developed for cats with lower urinary tract disease