RPX has a total of 2143 patents globally, out of which 1676 have been granted. Of these 2143 patents, more than 29% patents are active. United States of America is where RPX has filed the maximum number of patents, followed by United Kingdom and Australia. Parallelly, United States of America seems to be the main focused R&D centre and also is the origin country of RPX.
RPX was founded in the year 2008. The Company offers patent risk management solutions. The Company offers a subscription-based patent risk management platform that facilitates exchanges of value between owners and users of patents, as well as patent market intelligence and data.
Do read about some of the most popular patents of RPX which have been covered by us in this article and also you can find RPX patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over RPX patent portfolio.
How many patents does RPX have?
RPX has a total of 2143 patents globally. These patents belong to 1539 unique patent families. Out of 2143 patents, 623 patents are active.
How Many Patents did RPX File Every Year?
Are you wondering why there is a drop in patent filing for the last two years? It is because a patent application can take up to 18 months to get published. Certainly, it doesn’t suggest a decrease in the patent filing.
| Year of Patents Filing or Grant | RPX Applications Filed | RPX Patents Granted |
| 2024 | – | 4 |
| 2023 | 3 | 14 |
| 2022 | 9 | 14 |
| 2021 | 10 | 15 |
| 2020 | 23 | 38 |
| 2019 | 26 | 47 |
| 2018 | 56 | 84 |
| 2017 | 79 | 247 |
| 2016 | 95 | 284 |
| 2015 | 123 | 414 |
| 2014 | 312 | 515 |
How many RPX patents are Alive/Dead?
How Many Patents did RPX File in Different Countries?
Countries in which RPX Filed Patents
| Country | Patents |
| United States of America | 2072 |
| United Kingdom | 20 |
| Australia | 12 |
| Canada | 8 |
| Europe (EPO) | 6 |
| New Zealand | 4 |
| Japan | 4 |
| Singapore | 3 |
| China | 3 |
| Mexico | 2 |
| Germany | 2 |
| Austria | 1 |
| Brazil | 1 |
Where are Research Centres of RPX Patents Located?
10 Best RPX Patents
US8819311B2 is the most popular patent in the RPX portfolio. It has received 233 citations so far from companies like Pure Storage, Inc., IBM and EMC IP Holding Company.
Below is the list of 10 most cited patents of RPX:
| Publication Number | Citation Count |
| US8819311B2 | 233 |
| US8761022B2 | 163 |
| US8750820B2 | 162 |
| US8676937B2 | 155 |
| USD701526S1 | 147 |
| US8904181B1 | 140 |
| US20150180769A1 | 139 |
| US10650621B1 | 138 |
| US20150185825A1 | 127 |
| US8863063B2 | 123 |
How many inventions of other companies were rejected due to RPX patents?
The statistics below share strategic R&D insights. It tells the companies that were trying to protect inventions similar to RPX invention. They couldn’t because RPX had protected those before them.
Examiners at the USPTO referred 1049 RPX patents in 6579 rejections (35 USC § 102 or 35 USC § 103 types).
The top citing companies in the RPX patent portfolio are Samsung, Qualcomm and IBM.
List of the Companies whose Patents were rejected citing RPX –
| Company | Number of Patent Applications that faced Rejection Citing RPX Patents | Number of Rejections (102 & 103) |
| Samsung | 144 | 287 |
| Qualcomm | 122 | 285 |
| IBM | 112 | 207 |
| Ericsson | 100 | 196 |
| Microsoft | 99 | 221 |
| Intel | 94 | 202 |
| Apple | 87 | 170 |
| Huawei | 77 | 134 |
| Cisco | 71 | 138 |
| 71 | 125 |
Count of 102 and 103 Type Rejections based on RPX Patents
Top RPX Patents used in Rejecting Most Patent Applications
| Patent Number | Count of Rejected Applications |
| US8676937B2 | 78 |
| US8818276B2 | 46 |
| US9258193B2 | 26 |
| US8650505B2 | 19 |
| US8660577B2 | 18 |
| US9183552B2 | 16 |
| US9009265B2 | 16 |
| US9275376B2 | 16 |
| US9756292B2 | 15 |
| US9348938B2 | 15 |
| US9317336B2 | 15 |
| US9042829B2 | 15 |
| US8764571B2 | 15 |
| US8750160B2 | 15 |
| US10691726B2 | 15 |
What are RPX key innovation segments?
What Technologies are Covered by RPX?
The chart below distributes patents filed by RPX in different countries on the basis of the technology protected in patents. It also represents the markets where RPX thinks it’s important to protect particular technology inventions.
R&D Focus: How has RPX search focus changed over the years?
EXCLUSIVE INSIGHTS COMING SOON!
Interested in knowing about the areas of innovation that are being protected by RPX?