Daiichi Sankyo has a total of 13657 patents globally, out of which 5518 have been granted. Of these 13657 patents, more than 41% patents are active. Japan is where Daiichi Sankyo has filed the maximum number of patents, followed by United States of America and Europe. Parallelly, Japan seems to be the main focused R&D centre and United States of America is the origin country of Daiichi Sankyo.
Daiichi Sankyo was founded in the year 1899. The Company offers pharmaceutical products. The Company provides medicines for high and low blood pressure, heart related events and other related diseases. Daiichi Sankyo serves customers worldwide.
Do read about some of the most popular patents of Daiichi Sankyo which have been covered by us in this article and also you can find Daiichi Sankyo patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over Daiichi Sankyo patent portfolio.
How many patents does the founder and the CEO of Daiichi Sankyo have?
The founder Takamine Jokichi has 0 patent and CEO Daiichi Sankyo has 0 patent.
How many patents does Daiichi Sankyo have?
Daiichi Sankyo has a total of 13657 patents globally. These patents belong to 3123 unique patent families. Out of 13657 patents, 5679 patents are active.
How Many Patents did Daiichi Sankyo 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 | Daiichi Sankyo Applications Filed | Daiichi Sankyo Patents Granted |
| 2023 | 6 | 53 |
| 2022 | 110 | 272 |
| 2021 | 321 | 312 |
| 2020 | 379 | 316 |
| 2019 | 551 | 317 |
| 2018 | 499 | 415 |
| 2017 | 505 | 458 |
| 2016 | 604 | 434 |
| 2015 | 612 | 370 |
| 2014 | 668 | 352 |
| 2013 | 798 | 258 |
| 2012 | 610 | 148 |
Which Daiichi Sankyo Drug Patents are Expiring in the Next 10 Years?
The patent no. US8557810B2 which is expiring in Mar, 2027, describing a modulator is a substance that can influence the activity of enzymes like kinases, which play a role in treating, preventing, or alleviating diseases related to enzyme activity or symptoms. This modulator works by attaching to the specific kinase of interest, rather than non-preferred kinases.
Given below is the list of few drugs patented by Daiichi Sankyo accompanied by a patent relevant to the drug which will be available for generic drug manufacturing and usage within the next/upcoming 10 years for treatment of various diseases and disorders.
| Drug Name | Patent Number | Patent Title | Patent Expiration |
| Vanflyta | US8557810B2 | Imidazolothiazole Compounds For The… | Mar, 2027 |
| Turalio | US10730876B2 | Synthesis of a Compound That… | May, 2036 |
| Savaysa | US9149532B2 | Pharmaceutical Composition | Mar, 2028 |
Interested in knowing about Daiichi Sankyo Drug Patents Expiring in the next 10 years?
How many Daiichi Sankyo patents are Alive/Dead?
How Many Patents did Daiichi Sankyo File in Different Countries?
Top 30 Countries in which Daiichi Sankyo Filed Patents
| Country | Patents |
| Japan | 1866 |
| United States Of America | 1229 |
| Europe | 930 |
| China | 640 |
| Taiwan | 617 |
| Korea (South) | 610 |
| Canada | 523 |
| Germany | 487 |
| Australia | 483 |
| Hong Kong (S.A.R.) | 461 |
| Israel | 370 |
| India | 369 |
| Brazil | 363 |
| Spain | 346 |
| Singapore | 284 |
| Mexico | 250 |
| Russia | 246 |
| South Africa | 185 |
| Norway | 184 |
| Indonesia | 183 |
| Austria | 168 |
| Denmark | 165 |
| Malaysia | 156 |
| New Zealand | 151 |
| Viet Nam | 150 |
| Philippines | 145 |
| Portugal | 116 |
| Colombia | 94 |
| Hungary | 93 |
| Poland | 90 |
Where are Research Centres of Daiichi Sankyo Patents Located?
10 Best Daiichi Sankyo Patents
WO2007007757A1 is the most popular patent in the Daiichi Sankyo portfolio. It has received 650 citations so far from companies like Nitto Denko Corporation and Tsujimoto Chemical Industry.
Below is the list of 10 most cited patents of Daiichi Sankyo:
| Publication Number | Citation Count |
| WO2007007757A1 | 650 |
| WO2007004705A1 | 612 |
| WO2003016326A1 | 317 |
| WO2009020093A1 | 280 |
| US20050171172A1 | 254 |
| WO2008079909A1 | 229 |
| US7449134B2 | 223 |
| WO2004060364A1 | 221 |
| WO2008099944A1 | 219 |
| WO2003024913A1 | 212 |
How many inventions of other companies were rejected due to Daiichi Sankyo patents?
The statistics below share strategic R&D insights. It tells the companies that were trying to protect inventions similar to Daiichi Sankyo invention. They couldn’t because Daiichi Sankyo had protected those before them.
Examiners at the USPTO referred 199 Daiichi Sankyo patents in 773 rejections (35 USC § 102 or 35 USC § 103 types).
The top citing companies in the Daiichi Sankyo patent portfolio are Plexxikon, Ambit Biosciences and Roche Holding.
List of the Companies whose Patents were rejected citing Daiichi Sankyo –
| Company | Number of Patent Applications that faced Rejection Citing Daiichi Sankyo Patents | Number of Rejections (102 & 103) |
| Plexxikon | 14 | 42 |
| Ambit Biosciences | 9 | 20 |
| Roche Holding | 9 | 21 |
| Novartis | 6 | 16 |
| National Institutes Of Health | 6 | 22 |
| American Regent | 5 | 11 |
| Gilead Pharmasset | 5 | 8 |
| Sarepta Therapeutics | 5 | 11 |
| Omeros Corporation | 4 | 11 |
| Osaka University | 4 | 4 |
Count of 102 and 103 Type Rejections based on Daiichi Sankyo Patents
Top Daiichi Sankyo Patents used in Rejecting Most Patent Applications
| Patent Number | Count of Rejected Applications |
| US20100249118A1 | 11 |
| US20070082861A1 | 10 |
| US7754702B2 | 10 |
| US7705130B2 | 9 |
| US20100310659A1 | 7 |
| US20090076046A1 | 7 |
| US20100317659A1 | 7 |
| US20090131413A1 | 6 |
| US6693115B2 | 5 |
| US7585859B2 | 5 |
| US20090017024A1 | 5 |
| US6960571B2 | 5 |
| US20100286178A1 | 4 |
| US20100209490A1 | 4 |
| US20050153989A1 | 4 |
What Percentage of Daiichi Sankyo US Patent Applications were Granted?
Daiichi Sankyo (Excluding its subsidiaries) has filed 716 patent applications at USPTO so far (Excluding Design and PCT applications). Out of these 461 have been granted leading to a grant rate of 72.83%.
Below are the key stats of Daiichi Sankyo patent prosecution at the USPTO.
Which Law Firms Filed Most US Patents for Daiichi Sankyo?
| Law Firm | Total Applications | Success Rate |
| Christensen O Connor Johnson Kindness | 120 | 79.57% |
| Foley & Lardner | 94 | 76.56% |
| Holtz Holtz & Volek | 77 | 57.14% |
| Daiichi Sankyo Company | 62 | 83.05% |
| Locke Lord | 54 | 46.30% |
| Oblon Mcclelland Maier & Neustadt | 41 | 73.17% |
| Faegre Drinker Biddle & Reath | 25 | 75.00% |
| Plexxikon | 21 | 100.00% |
| Hunton Andrews Kurth | 20 | 70.00% |
| Cooley | 17 | 92.86% |