Proofpoint has a total of 597 patents globally, out of which 396 have been granted. Of these 597 patents, more than 74% patents are active. United States of America is where Proofpoint has filed the maximum number of patents, followed by Europe (EPO) and Germany. Parallelly, United States of America seems to be the main focused R&D centre and also is the origin country of Proofpoint.
Proofpoint was founded in the year 2002. The company provides enterprise software solutions. The Company offers products comprised of an integrated suite of on-demand data protection solutions, including threat protection, regulatory compliance, archiving and governance, and secure communication.
Do read about some of the most popular patents of Proofpoint which have been covered by us in this article and also you can find Proofpoint patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over Proofpoint patent portfolio.
How many patents does Proofpoint have?
Proofpoint has a total of 597 patents globally. These patents belong to 169 unique patent families. Out of 597 patents, 442 patents are active.
How Many Patents did Proofpoint 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 | Proofpoint Applications Filed | Proofpoint Patents Granted |
2025 | – | 11 |
2024 | 31 | 67 |
2023 | 33 | 42 |
2022 | 22 | 34 |
2021 | 68 | 30 |
2020 | 73 | 34 |
2019 | 49 | 35 |
2018 | 27 | 28 |
2017 | 28 | 29 |
2016 | 26 | 11 |
2015 | 48 | 4 |
2014 | 33 | 9 |
How many Proofpoint patents are Alive/Dead?
Worldwide Patents

How Many Patents did Proofpoint File in Different Countries?

Countries in which Proofpoint Filed Patents
Country | Patents |
United States of America | 357 |
Europe (EPO) | 85 |
Germany | 35 |
Austria | 23 |
Japan | 15 |
Singapore | 12 |
Canada | 3 |
Israel | 2 |
Hong Kong (S.A.R.) | 2 |
United Kingdom | 2 |
Taiwan | 2 |
India | 2 |
Australia | 2 |
Where are Research Centres of Proofpoint Patents Located?

10 Best Proofpoint Patents
US20150229664A1 is the most popular patent in the Proofpoint portfolio. It has received 673 citations so far from companies like Palantir, OneTrust and Splunk.
Below is the list of 10 most cited patents of Proofpoint:
Publication Number | Citation Count |
US20150229664A1 | 673 |
US7117246B2 | 355 |
US7206814B2 | 342 |
US20050198159A1 | 307 |
US20050091320A1 | 205 |
US9912687B1 | 166 |
US20050102366A1 | 150 |
US7376835B2 | 149 |
US10243904B1 | 147 |
US9373267B2 | 142 |
What Percentage of Proofpoint US Patent Applications were Granted?
Proofpoint (Excluding its subsidiaries) has filed 305 patent applications at USPTO so far (Excluding Design and PCT applications). Out of these 241 have been granted leading to a grant rate of 98.77%.
Below are the key stats of Proofpoint patent prosecution at the USPTO.

Which Law Firms are managing US Patents for Proofpoint?
Law Firm | Total Applications | Success Rate |
Sprinkle Ip Law Group | 122 | 100.00% |
Banner & Witcoff Ltd | 106 | 100.00% |
Sheehan Phinney Bass & Green Pa | 16 | 100.00% |
Patent Venture Group | 13 | 92.31% |
Carr & Ferrell Llp | 9 | 88.89% |
Womble Bond Dickinson Us Llp | 9 | 100.00% |
Kilpatrick Townsend & Stockton Llp | 8 | 100.00% |
Proofpoint (Inhouse IP Department) | 5 | 80.00% |
Law Offices Of Thomas Schneck | 4 | 100.00% |
Fenwick & West Llp | 3 | 100.00% |
What are Proofpoint key innovation segments?
What Technologies are Covered by Proofpoint?

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

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

EXCLUSIVE INSIGHTS COMING SOON!
Interested in knowing about the areas of innovation that are being protected by Proofpoint?