Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Kari Backes — 3 Patents

MIMillipore: 3 patents #80 of 440Top 20%
Bedford, MA: #329 of 774 inventorsTop 45%
Massachusetts: #33,867 of 88,656 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Kari Backes has been granted 3 US patents while listed as an inventor at Millipore. The first was granted in 2009 and the most recent in August 2011. Kari Backes ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Kari Backes in Bedford, MA, US.

Patents per Year

Patents granted per year, 2009 to 2011Bar chart with a peak of 1 patents in 2009.peak 12009: 1 patents20092010: 1 patents20102011: 1 patents2011

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8002975 Filtration device with a pressure-activated means for bypassing serial filter layers Gregory Straeffer, Stephen Dzengeleski 2011-08-23
7650805 Integrity testable multilayered filter device Curtis Nauseda, Kevin Rautio 2010-01-26 $20,739,000
7513992 Filtration device with pressure-activated means for bypassing serial filter layers Gregory Straeffer, Stephen Dzengeleski 2009-04-07 $22,241,000