Cloudflare has a total of 291 patents globally, out of which 233 have been granted. Of these 291 patents, more than 95% patents are active. The United States of America is where Cloudflare has filed the maximum number of patents, followed by Europe and China. Parallelly, The USA seems to be the main focused R&D centre and also is the origin country of Cloudflare.
Cloudflare was founded in the year 2009. The company designs and develops software solutions. The Company offers platform for load balancing, video streaming, security, analysis, and domain registration. Cloudflare serves customers worldwide. As of December 2022, the market cap of Cloudflare is $ 15.28 Billion.
Do read about some of the most popular patents of Cloudflare which have been covered by us in this article and also you can find Cloudflare patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over Cloudflare patent portfolio.
How many patents does Cloudflare have?
Cloudflare has a total of 291 patents globally. These patents belong to 120 unique patent families. Out of 291 patents, 279 patents are active.
How Many Patents did Cloudflare 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 | Cloudflare Applications Filed | Cloudflare Patents Granted |
2011 | 12 | – |
2012 | 10 | 2 |
2013 | 9 | 6 |
2014 | 17 | 7 |
2015 | 26 | 13 |
2016 | 25 | 12 |
2017 | 32 | 30 |
2018 | 29 | 26 |
2019 | 44 | 31 |
2020 | 40 | 39 |
2021 | 31 | 32 |
2022 | 8 | 35 |
How many Cloudflare patents are Alive/Dead?

How Many Patents did Cloudflare File in Different Countries?

Countries in which Cloudflare Filed Patents
Country | Patents |
United States Of America | 277 |
China | 1 |
Europe | 1 |
Where are the Research Centres of Cloudflare Patents Located?
The research center of all the Cloudflare patents is the United States of America.
10 Best Cloudflare Patents
US8613089B1 is the most popular patent in the Cloudflare portfolio. It has received 284 citations so far from companies like Hewlett-Packard, Snap Inc, and Microsoft.
Below is the list of 10 most cited patents of Cloudflare:
Publication Number | Citation Count |
US8613089B1 | 284 |
US8327128B1 | 158 |
US8448245B2 | 115 |
US9584328B1 | 101 |
US8782774B1 | 90 |
US9628509B2 | 83 |
US8285808B1 | 83 |
US9049244B2 | 70 |
US8990357B2 | 56 |
US10033699B2 | 55 |
How many inventions of other companies were rejected due to Cloudflare patents?
The statistics below share strategic R&D insights. It tells the companies that were trying to protect inventions similar to Cloudflare’s invention. They couldn’t because Cloudflare had protected those before them.
Examiners at the USPTO referred 90 Cloudflare patents in 790 rejections (35 USC § 102 or 35 USC § 103 types).
The top citing companies in the Cloudflare patent portfolio are Microsoft, Amazon, and Cisco.
List of the Companies whose Patents were rejected citing Cloudflare –
Company | Number of Patent Applications that faced Rejection Citing Cloudflare Patents | Number of Rejections (102 & 103) |
Microsoft | 16 | 36 |
Amazon | 15 | 25 |
Cisco Technology Inc | 12 | 28 |
IBM | 11 | 21 |
11 | 20 | |
Citrix Systems | 10 | 26 |
Level 3 Communications | 8 | 12 |
Akamai Technologies | 7 | 16 |
Barclays Bank Plc | 6 | 29 |
Radware | 5 | 17 |
Count of 102 and 103 Type Rejections based on Cloudflare Patents

Top Cloudflare Patents used in Rejecting Most Patent Applications
Patent Number | Count of Rejected Applications |
US8448245B2 | 37 |
US8613089B1 | 20 |
US8327128B1 | 18 |
US8572737B2 | 15 |
US9634994B2 | 14 |
US9049244B2 | 13 |
US9015469B2 | 12 |
US10102301B2 | 9 |
US9184911B2 | 9 |
US8438240B2 | 8 |
US9342620B2 | 7 |
US9634993B2 | 7 |
US20120047581A1 | 7 |
US8856545B2 | 7 |
US9049247B2 | 6 |
What Percentage of Cloudflare US Patent Applications were Granted?
Cloudflare (Excluding its subsidiaries) has filed 182 patent applications at USPTO so far (Excluding Design and PCT applications). Out of these 150 have been granted leading to a grant rate of 98.6%.
Below are the key stats of Cloudflare patent prosecution at the USPTO.

Which Law Firms Filed Most US Patents for Cloudflare?
Law Firm | Total Applications | Success Rate |
Nicholson De Vos Webster & Elliott Llp | 182 | 98.68% |