Accuray has a total of 949 patents globally, out of which 393 have been granted. Of these 949 patents, more than 43% patents are active. United States of America is where Accuray has filed the maximum number of patents, followed by Europe (EPO) and Japan. Parallelly, United States of America seems to be the main focused R&D centre and also is the origin country of Accuray.
Accuray was founded in the year 1990. The Company manufactures medical equipment. The Company develops radiation oncology systems, as well as provides tumor treatment solutions.
Do read about some of the most popular patents of Accuray which have been covered by us in this article and also you can find Accuray patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over Accuray patent portfolio.
How many patents does Accuray have?
Accuray has a total of 949 patents globally. These patents belong to 162 unique patent families. Out of 949 patents, 413 patents are active.
How Many Patents did Accuray 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 | Accuray Applications Filed | Accuray Patents Granted |
| 2024 | – | 1 |
| 2023 | 6 | 33 |
| 2022 | 16 | 36 |
| 2021 | 29 | 17 |
| 2020 | 24 | 26 |
| 2019 | 66 | 11 |
| 2018 | 49 | 22 |
| 2017 | 30 | 21 |
| 2016 | 27 | 19 |
| 2015 | 6 | 15 |
| 2014 | 10 | 27 |
| 2013 | 2 | 25 |
How many Accuray patents are Alive/Dead?
How Many Patents did Accuray File in Different Countries?
Countries in which Accuray Filed Patents
| Country | Patents |
| United States of America | 307 |
| Europe (EPO) | 137 |
| Japan | 108 |
| China | 54 |
| Germany | 42 |
| Austria | 36 |
| Canada | 23 |
| Korea (South) | 20 |
| India | 18 |
| Taiwan | 17 |
| Australia | 11 |
| Hong Kong (S.A.R.) | 10 |
| Spain | 2 |
Where are Research Centres of Accuray Patents Located?
The Research Centre for all the Accuray patents is the United States of America.
10 Best Accuray Patents
US8822934B2 is the most popular patent in the Accuray portfolio. It has received 883 citations so far from companies like Ethicon Llc and Cilag Gmbh International.
Below is the list of 10 most cited patents of Accuray:
| Publication Number | Citation Count |
| US8822934B2 | 883 |
| US8093572B2 | 817 |
| US7327865B2 | 289 |
| US7318805B2 | 278 |
| US6778850B1 | 277 |
| US7154991B2 | 238 |
| US6661870B2 | 235 |
| US7171257B2 | 233 |
| US7505617B2 | 209 |
| US7260426B2 | 195 |
How many inventions of other companies were rejected due to Accuray patents?
The statistics below share strategic R&D insights. It tells the companies that were trying to protect inventions similar to Accuray invention. They couldn’t because Accuray had protected those before them.
Examiners at the USPTO referred 185 Accuray patents in 1806 rejections (35 USC § 102 or 35 USC § 103 types).
The top citing companies in the Accuray patent portfolio are Siemens, Varian Medical Systems and Koninklijke Philips.
List of the Companies whose Patents were rejected citing Accuray –
| Company | Number of Patent Applications that faced Rejection Citing Accuray Patents | Number of Rejections (102 & 103) |
| Siemens | 97 | 219 |
| Varian Medical Systems | 71 | 236 |
| Koninklijke Philips | 51 | 138 |
| Brainlab | 27 | 61 |
| Shanghai United Imaging Healthcare | 17 | 42 |
| Elekta Ab | 16 | 40 |
| Toshiba Medical Systems | 16 | 41 |
| General Electric | 13 | 38 |
| Hitachi | 13 | 25 |
| Samsung | 12 | 20 |
Count of 102 and 103 Type Rejections based on Accuray Patents
Top Accuray Patents used in Rejecting Most Patent Applications
| Patent Number | Count of Rejected Applications |
| US8819591B2 | 45 |
| US8160205B2 | 33 |
| US8577115B2 | 28 |
| US9108048B2 | 23 |
| US8077936B2 | 18 |
| US7860550B2 | 15 |
| US8874187B2 | 14 |
| US8989349B2 | 14 |
| US8130907B2 | 14 |
| US20070189455A1 | 12 |
| US7713205B2 | 12 |
| US8767917B2 | 12 |
| US7574251B2 | 12 |
| US7693257B2 | 11 |
| US7318805B2 | 11 |
What Percentage of Accuray US Patent Applications were Granted?
Accuray (Excluding its subsidiaries) has filed 144 patent applications at USPTO so far (Excluding Design and PCT applications). Out of these 120 have been granted leading to a grant rate of 93.02%.
Below are the key stats of Accuray patent prosecution at the USPTO.
Which Law Firms Filed Most US Patents for Accuray?
| Law Firm | Total Applications | Success Rate |
| Womble Bond Dickinson Us Llp | 102 | 94.79% |
| Calfee Halter & Griswold Llp | 16 | 100.00% |
| Daniel E Ovanezian | 16 | 55.56% |
| Michael Best & Friedrich Llp Mke | 5 | 100.00% |
| Mcdermott Will & Emery | 3 | 0% |
| Accuray Bstz | 1 | 100.00% |
| Bradley L Barnes | 1 | 100.00% |
What are Accuray key innovation segments?
What Technologies are Covered by Accuray ?
The chart below distributes patents filed by Accuray in different countries on the basis of the technology protected in patents. It also represents the markets where Accuray thinks it’s important to protect particular technology inventions.
R&D Focus: How has Accuray search focus changed over the years?
EXCLUSIVE INSIGHTS COMING SOON!