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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Douglas Kline — 4 Patents

SCSchering: 4 patents #698 of 2,442Top 30%
Hoboken, NJ: #165 of 616 inventorsTop 30%
New Jersey: #19,535 of 69,400 inventorsTop 30%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Douglas Kline has been granted 4 US patents while listed as an inventor at Schering. The first was granted in 1998 and the most recent in June 2001. Douglas Kline ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Douglas Kline in Hoboken, NJ, US.

Patents per Year

Patents granted per year, 1998 to 2001Bar chart with a peak of 2 patents in 2001.peak 21998: 1 patents19981999: 1 patents19992001: 2 patents2001

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6250469 Formulations for protection of peg-interferon alpha conjugates 2001-06-26 $185,457,000
6180096 Formulations for protection of peg-interferon alpha conjugates 2001-01-30 $464,405,000
5935566 Stable aqueous alfa interferon solution formulations Pui-Ho Yuen 1999-08-10 $137,302,000
5766582 Stable, aqueous alfa interferon solution formulations Pui-Ho Yuen 1998-06-16 $112,117,000