Cirrus Logic Patents – Insights & Stats (Updated 2023)

Cirrus Logic has a total of 5881 patents globally, out of which 3678 have been granted. Of these 5881 patents, more than 66% patents are active. United States of America is where Cirrus Logic has filed the maximum number of patents, followed by United Kingdom and China. Parallelly, United States of America seems to be the main focused R&D centre and also is the origin country of Cirrus Logic.

Cirrus Logic was founded in the year 1981. The Company is a fabless semiconductor company. The Company develops audio and voice IC and software solutions for mobile communications, automotive entertainment and consumer audio applications.

Do read about some of the most popular patents of Cirrus Logic which have been covered by us in this article and also you can find Cirrus Logic patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over Cirrus Logic patent portfolio.

How many patents does Cirrus Logic have?

Cirrus Logic has a total of 5881 patents globally. These patents belong to 1751 unique patent families. Out of 5881 patents, 3888 patents are active.

How Many Patents did Cirrus Logic File Every Year?

Cirrus Logic Patent Filing Trend

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 GrantCirrus Logic Applications FiledCirrus Logic Patents Granted
202370304
2022257433
2021419389
2020448389
2019390352
2018549262
2017490195
2016467164
201537699
201431698
201329181
201217290

How many Cirrus Logic patents are Alive/Dead?

Cirrus Logic Patent Portfolio

How Many Patents did Cirrus Logic File in Different Countries?

Cirrus Logic Worldwide Patent Filing

Countries in which Cirrus Logic Filed Patents

CountryPatents
United States of America2178
United Kingdom1101
China500
Europe (EPO)299
Korea (South)255
Japan188
Germany176
Austria133
Taiwan122
Australia53
India35
Hong Kong (S.A.R.)12
Denmark10
Singapore6
Canada4
Israel3
Malaysia2
Philippines2
Viet Nam1
Italy1
Sweden1

Where are Research Centres of Cirrus Logic Patents Located?

R&D Centers of Cirrus Logic

10 Best Cirrus Logic Patents

US20040223622A1 is the most popular patent in the Cirrus Logic portfolio. It has received 338 citations so far from companies like Pioneer Corporation, Sony Corporation and Samsung.

Below is the list of 10 most cited patents of Cirrus Logic:

Publication NumberCitation Count
US20040223622A1338
US6865609B1337
US6934752B1322
US6574668B1261
US6625740B1244
US6937988B1211
US6816750B1185
US6891822B1176
US7781249B2167
US20060126865A1166

How many inventions of other companies were rejected due to Cirrus Logic patents?

The statistics below share strategic R&D insights. It tells the companies that were trying to protect inventions similar to Cirrus Logic invention. They couldn’t because Cirrus Logic had protected those before them.

Examiners at the USPTO referred 706 Cirrus Logic patents in 2989 rejections (35 USC § 102 or 35 USC § 103 types).

The top citing companies in the Cirrus Logic patent portfolio are Samsung, Qualcomm and Texas Instruments.

List of the Companies whose Patents were rejected citing Cirrus Logic –

CompanyNumber of Patent Applications that faced Rejection Citing Cirrus Logic PatentsNumber of Rejections (102 & 103)
Samsung75136
Qualcomm60108
Texas Instruments5190
Infineon Technologies4783
Apple4485
Analog Devices2952
Intel Corporation2869
Mediatek2664
Bose Corporation2544
Sony2453

Count of 102 and 103 Type Rejections based on Cirrus Logic Patents

Top Cirrus Logic Patents used in Rejecting Most Patent Applications

Patent NumberCount of Rejected Applications
US9042867B225
US8513933B217
US7492889B216
US8612779B216
US8607036B215
US7781249B215
US7723965B213
US8519691B213
US20040223622A113
US8908876B212
US7649988B212
US7903825B111
US7606377B210
US8682250B210
US7375666B210

What Percentage of Cirrus Logic US Patent Applications were Granted?

Cirrus Logic (Excluding its subsidiaries) has filed 2067 patent applications at USPTO so far (Excluding Design and PCT applications). Out of these 1958 have been granted leading to a grant rate of 95.47%.

Below are the key stats of Cirrus Logic patent prosecution at the USPTO.

Which Law Firms Filed Most US Patents for Cirrus Logic?

Law FirmTotal ApplicationsSuccess Rate
Cirrus Logic Inc70094.05%
James J Murphy9888.78%
Zilka Kotab Pc Nvid93100.00%
Blank Rome Llp70100.00%
Mitch Harris Llc70100.00%
Amin Turocy & Watson Llp6095.00%
George O Saile50100.00%
Terrile Cannatti Chambers & Holland Llp4197.56%
Robert D Lott37100.00%
Signify Holding Bv3093.33%

What are Cirrus Logic key innovation segments?

What Technologies are Covered by Cirrus Logic?

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

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

EXCLUSIVE INSIGHTS COMING SOON!

Interested in knowing about the areas of innovation that are being protected by Cirrus Logic?

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Our comprehensive report provides an in-depth look into the patent portfolio. The report includes a breakdown of the patent portfolio across various technologies, listing the patent along with brief summaries of each patent's technology.