Annexon Patents – Insights & Stats (Updated 2023)

Annexon has a total of 165 patents globally, out of which 30 have been granted. Of these 165 patents, more than 73% patents are active. The United States of America is where Annexon has filed the maximum number of patents, followed by Europe and Australia. Parallelly, The United States of America seems to be the main focused R&D center and also USA is the origin country of Annexon. Annexon was founded in 2011. The Company doing business as Annexon Biosciences, operates as a clinical-stage biopharmaceutical company. The Company develops novel therapies for auto-immune and neurodegenerative diseases of body, eye and brain. Do read about some of the most popular patents of Annexon which have been covered by us in this article and also you can find Annexon patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over Annexon patent portfolio.

How many patents does the Founder and CEO of Annexon have?

The Founders Arnon Rosenthal has 58 patents and Ben Barres has 2 patents and the CEO Douglas Love has 0 patent.

How many patents does Annexon have?

Annexon has a total of 165 patents globally. These patents belong to 23 unique patent families. Out of 165 patents, 122 patents are active.

How Many Patents did Annexon File Every Year?

Annexon Patent Filing Trend 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 Annexon Applications Filed Annexon Patents Granted
2023 10 3
2022 5 3
2021 36 9
2020 14 9
2019 10 5
2018 4
2017 22 1
2016 18
2015 19
2014 27

How many Annexon patents are Alive/Dead?

Worldwide Patents Annexon Patent Portfolio

How Many Patents did Annexon File in Different Countries?

Annexon Worldwide Patent Filing

Countries in which Annexon Filed Patents

Country Patents
United States Of America 19
Europe 14
Australia 11
Japan 10
Canada 10
Singapore 10
Israel 9
China 8
Korea (South) 8
Mexico 6
Hong Kong (S.A.R.) 6
Brazil 5
New Zealand 5
South Africa 5
India 4
Eurasia 3
Africa 2
Indonesia 2
Austria 1
Argentina 1
Uruguay 1
Colombia 1
Malaysia 1
Taiwan 1
Germany 1

Where are Research Centers of Annexon Patents Located?

R&D Centers of Annexon10 Best Annexon Patents

WO2015006504A1 is the most popular patent in the Annexon portfolio. It has received 38 citations so far from companies like Reflection Therapeutics Limited, Bioverativ and National Nanoscience Center. Below is the list of 10 most cited patents of Annexon:
Publication Number Citation Count
WO2015006504A1 38
WO2016073685A1 21
WO2015006507A1 16
WO2017091719A1 15
WO2014169076A1 15
US20160159890A1 13
US20160326237A1 11
US10316081B2 8
US9708394B2 8
WO2018017711A1 7

What Percentage of Annexon US Patent Applications were Granted?

Annexon (Excluding its subsidiaries) has filed 19 patent applications at USPTO so far (Excluding Design and PCT applications). Out of these 6 have been granted leading to a grant rate of 40.0%. Below are the key stats of Annexon patent prosecution at the USPTO.

Which Law Firms Filed Most US Patents for Annexon?

Law Firm Total Applications Success Rate
Foley Hoag Llp W Anh 19 54.55%

What are Annexon key innovation segments?

What Technologies are Covered by Annexon?

The chart below distributes patents filed by Annexon in different countries on the basis of the technology protected in patents. It also represents the markets where Annexon thinks it’s important to protect particular technology inventions.

R&D Focus: How has Annexon search focus changed over the years?


Interested in knowing about the areas of innovation that are being protected by Annexon?

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Our comprehensive report provides an in-depth look into the patent portfolio. The report includes a breakdown of the patent portfolio across various technologies, listing the patent along with brief summaries of each patent's technology.