Sajja Eswaraiah has filed 681 patents, out of which 120 have been granted. Of these 681 patents, more than 58% patents are active. Out of these 681 patents, 439 patents were filed only in India, out of which 81 patents has been granted.
Take a closer look at the Top 50 Indian Inventors.
Do read about some of the most popular patents of Sajja Eswaraiah which have been covered by us in this article and also you can find his patents filing tend over the years, the worldwide coverage and many other stats over Sajja Eswaraiah patent portfolio.
The data of inventors’ patents made available here is solely intended for informational purposes. Although we make every effort to maintain the accuracy and comprehensiveness of the provided information, we cannot guarantee that all data is completely free of errors or entirely up-to-date. If you happen to be the Inventor and wish to contribute additional data for your respective portfolio, kindly get in touch with us.
How many patents does Sajja Eswaraiah have?
Sajja Eswaraiah has a total of 681 patents. These patents belong to 595 unique patent families. Out of 681 patents, 401 patents are active.
How Many Patents did Sajja Eswaraiah 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 | Sajja Eswaraiah Applications Filed | Sajja Eswaraiah Patents Granted |
| 2023 | 4 | 8 |
| 2022 | 23 | 10 |
| 2021 | 48 | 15 |
| 2020 | 44 | 24 |
| 2019 | 55 | 13 |
| 2018 | 61 | 18 |
| 2017 | 68 | 9 |
| 2016 | 65 | 3 |
| 2015 | 53 | 3 |
| 2014 | 30 | 1 |
| 2013 | 27 | 2 |
| 2012 | 29 | 1 |
How many Sajja Eswaraiah patents are Alive/Dead?
How Many Patents did Sajja Eswaraiah File in Different Countries?
Countries in which Sajja Eswaraiah Filed Patents
| Country | Patents |
| India | 439 |
| United States Of America | 65 |
| Europe (EPO) | 24 |
| Canada | 4 |
| Australia | 3 |
| Spain | 1 |
| Austria | 1 |
| Turkey | 1 |
| Germany | 1 |
Where are Research Centres of Sajja Eswaraiah Patents Located?
10 Best Sajja Eswaraiah Patents
WO2010122578A2 is the most popular patent in the Sajja Eswaraiah portfolio. It has received 77 citations so far from companies like Cadila Healthcare Limited, Ranbaxy Laboratories Limited, and LEK Pharmaceuticals.
Below is the list of 10 most cited patents of Sajja Eswaraiah:
| Publication Number | Citation Count |
| WO2010122578A2 | 77 |
| WO2013042138A2 | 67 |
| WO2012147107A2 | 67 |
| WO2009066326A2 | 60 |
| WO2012077136A2 | 59 |
| US20070098788A1 | 46 |
| WO2004091619A1 | 38 |
| US20050059696A1 | 36 |
| WO2009095933A2 | 33 |
| US20070225320A1 | 31 |
How many inventions of other companies were rejected due to Sajja Eswaraiah patents?
The statistics below share strategic R&D insights. It tells the companies that were trying to protect inventions similar to Sajja Eswaraiah invention. They couldn’t because Sajja Eswaraiah had protected those before them.
Examiners at the USPTO used 9 Sajja Eswaraiah patents in 28 rejections (35 USC § 102 or 35 USC § 103 types).
The top companies who’s faced patents application rejections citing Sajja Eswaraiah patent portfolio are Sunovion Pharmaceuticals Inc, Zaklady Farmaceutyczne Polpharma Sa and Phoenix Technology Services Inc.
List of the Companies whose Patents were rejected citing Sajja Eswaraiah –
| Company | Number of Patent Applications that faced Rejection Citing Sajja Eswaraiah Patents | Number of Rejections (102 & 103) |
| Sunovion Pharmaceuticals Inc | 2 | 7 |
| Zaklady Farmaceutyczne Polpharma Sa | 1 | 2 |
| Phoenix Technology Services Inc | 1 | 2 |
| Lupin Limited | 1 | 2 |
| Msn Laboratories Private Limited | 1 | 1 |
| Exelixis Inc | 1 | 1 |
| Hetero Research Foundation | 1 | 1 |
| Pharmazell Gmbh | 1 | 1 |
| Hlgenomics | 1 | 1 |
| Ems Sa | 1 | 1 |
Count of 102 and 103 Type Rejections based on Sajja Eswaraiah Patents
Top Sajja Eswaraiah Patents used in Rejecting Most Patent Applications
| Patent Number | Count of Rejected Applications |
| US20070098788A1 | 4 |
| US8487105B2 | 3 |
| US7230006B2 | 2 |
| US7977478B2 | 1 |
| US9102664B2 | 1 |
| US11261160B2 | 1 |
| US10093625B2 | 1 |
| US20070225320A1 | 1 |
| US7772398B2 | 1 |
What are Sajja Eswaraiah key innovation segments?
What Technologies are Covered by Sajja Eswaraiah?
The chart below distributes patents filed by