Warren P. Frederick has been granted 10 US patents while listed as an inventor at Abbott . The first was granted in 1985 and the most recent in September 1999. Warren P. Frederick ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list Warren P. Frederick in Wonder Lake, IL, US.
Patents per Year Patents granted per year, 1985 to 1999 Bar chart with a peak of 3 patents in 1996. peak 3 1985: 1 patents 1985 1986: 1 patents 1986 1989: 1 patents 1989 1994: 2 patents 1994 1995: 1 patents 1995 1996: 3 patents 1996 1999: 1 patents 1999
Issued Patents All Time
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Showing 1–10 of 10 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
5951863 Water purification using reverse osmosis device for formulation of medical solution Robert J. Kruger , R. Hayes Helgren , Mark E. Larkin , Joaquin Mayoral , Brad A. Schmolesky +2 more 1999-09-14
$97,731,000
5549566 Valved intravenous fluid line infusion device Allen M. Elias , David E. Kramer 1996-08-27
$27,747,000
5507733 Securable collar for fluid connector Mark E. Larkin , David E. Kramer 1996-04-16
$23,095,000
5498338 Peritoneal dialysis system using reverse osmosis purification device Robert J. Kruger , R. Hayes Helgren , Mark E. Larkin , Joaquin Mayoral , Brad A. Schmolesky +2 more 1996-03-12
$37,706,000
5437650 Securing collar for cannula connector Mark E. Larkin , Dvid E. Kramer 1995-08-01
$75,572,000
5352364 Medical drug formulation and delivery system and reverse osmosis purification device Robert J. Kruger , Mark E. Larkin , Joaquin Mayoral , Sheldon M. Wecker 1994-10-04
$46,850,000
5312547 Medical drug formulation and reverse osmosis purification device Robert J. Kruger , William J. Hook , Mark E. Larkin , Joaquin Mayoral , Roman W. Siczek +2 more 1994-05-17
$42,829,000
4874365 Feeding tube facilitating improved placement and permitting subsequent delivery of a second prescribed product and method therefor Sarah Lathrop Steele , David D. Rhodes , Christopher L. Arns 1989-10-17
$6,598,000
4568366 In-line filter William L. Rudzena , Albert Stone 1986-02-04
$10,861,000
4504265 Chambers to assure reliable infusion of medicaments and the like William L. Rudzena , Albert Stone 1985-03-12
$7,016,000
