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USPTO Patent Rankings Data through Dec 31, 2025
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Derek Prothro — 16 Patents

Google: 16 patents #1,401 of 22,993Top 7%
San Mateo, CA: #406 of 3,727 inventorsTop 15%
California: #37,952 of 386,348 inventorsTop 10%
Overall (All Time): #284,196 of 4,157,543Top 7%
16 Patents All Time
Derek Prothro has been granted 16 US patents while listed as an inventor at Google. The first was granted in 2012 and the most recent in February 2021. Derek Prothro ranks #284,196 of 4,157,543 US inventors in our database (top 6.8%). Patent records list Derek Prothro in San Mateo, CA, US.

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10929486 Activity assistant Stephen Chau, Andrew Timothy Szybalski, Stephane Lafon, Andrea Frome, Jerry Morrison +1 more 2021-02-23 $74,200,000
10110524 User interface for activity status and history Stephen Chau, Andrew Timothy Szybalski, Stephane Lafon, Andrea Frome, Jerry Morrison +1 more 2018-10-23 $22,727,000
9798817 Activity assistant Stephen Chau, Andrew Timothy Szybalski, Stephane Lafon, Andrea Frome, Jerry Morrison +1 more 2017-10-24 $21,442,000
9390144 Objective and subjective ranking of comments Michal Cierniak, Donn Denman, Tony Hsieh, Yuri Dolgov, Andrey Adaikin +3 more 2016-07-12 $17,855,000
9348480 Providing user-defined parameters to an activity assistant Stephen Chau, Andrew Timothy Szybalski, Stephane Lafon, Andrea Frome, Jerry Morrison +3 more 2016-05-24 $23,500,000
9201952 User interface for activity status and history Stephen Chau, Andrew Timothy Szybalski, Stephane Lafon, Andrea Frome, Jerry Morrison +1 more 2015-12-01 $20,090,000
9177029 Determining activity importance to a user Stephen Chau, Andrew Timothy Szybalski, Stephane Lafon, Andrea Frome, Jerry Morrison +1 more 2015-11-03 $16,214,000
9098606 Activity assistant Stephen Chau, Andrew Timothy Szybalski, Stephane Lafon, Andrea Frome, Jerry Morrison +1 more 2015-08-04 $15,163,000
9002894 Objective and subjective ranking of comments Michal Cierniak, Donn Denman, Tony Hsieh, Yuri Dolgov, Andrey Adaikin +3 more 2015-04-07 $9,663,000
8745067 Presenting comments from various sources Michal Cierniak, Donn Denman, Tony Hsieh, Marc Pawliger 2014-06-03 $11,129,000
8738654 Objective and subjective ranking of comments Michal Cierniak, Donn Denman, Tony Hsieh, Yuri Dolgov, Andrey Adaikin +3 more 2014-05-27 $15,494,000
8600981 Using activity status to adjust activity rankings Stephen Chau, Andrew Timothy Szybalski, Stephane Lafon, Andrea Frome, Jerry Morrison +1 more 2013-12-03 $28,003,000
8423610 User interface for web comments Michael Cierniak, Donn Denman, Tony Hsieh, Yuri Dolgov, Andrey Adaikin +4 more 2013-04-16 $31,662,000
8374975 Clustering to spread comments to other documents Michal Cierniak, Donn Denman, Tony Hsieh, Marc Pawliger 2013-02-12 $29,909,000
8321463 Objective and subjective ranking of comments Michal Cierniak, Donn Denman, Tony Hsieh, Yuri Dolgov, Andrey Adaikin +3 more 2012-11-27 $21,507,000
8291014 User interface for web comments Michal Cierniak, Donn Denman, Tony Hsieh, Yuri Dolgov, Andrey Adaikin +5 more 2012-10-16 $23,648,000