Calix Patents – Insights & Stats (Updated 2024)

Calix has a total of 182 patents globally, out of which 127 have been granted. Of these 182 patents, more than 53% patents are active. United States of America is where Calix has filed the maximum number of patents, followed by Australia and Sweden. Parallelly, United States of America seems to be the main focused R&D centre and also is the origin country of Calix.

Calix was founded in the year 1999. The Company provides computer services. The Company offers communication software, networking solutions and cloud computing services.

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

How many patents does the founder and the CEO of Calix have?

The founder Michael Hatfield has 0 patent and CEO Michael Weening has 0 patent.

How many patents does Calix have?

Calix has a total of 182 patents globally. These patents belong to 124 unique patent families. Out of 182 patents, 98 patents are active.

How Many Patents did Calix File Every Year?

Calix 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 GrantCalix Applications FiledCalix Patents Granted
20231
202223
20213
202023
201946
20186
201789
2016811
2015811
20141011
20131212

How many Calix patents are Alive/Dead?

Calix Patent Portfolio

How Many Patents did Calix File in Different Countries?

Calix Worldwide Patent Filing

Countries in which Calix Filed Patents

CountryPatents
United States of America131
Australia12
Sweden6
Europe (EPO)4
Finland2
Norway2
Germany1
Hong Kong (S.A.R.)1
Denmark1
Austria1
Canada1

Where are Research Centres of Calix Patents Located?

R&D Centers of Calix

10 Best Calix Patents

US6748439B1 is the most popular patent in the Calix portfolio. It has received 171 citations so far from companies like Nortel Networks Limited, Gemini Networks and Nec Corporation.

Below is the list of 10 most cited patents of Calix:

Publication NumberCitation Count
US6748439B1171
US8718482B1100
US6907572B276
US7379423B173
US20150063812A158
US8355348B157
US7490351B153
US6725233B250
US7155496B248
US20140056582A140

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

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

Examiners at the USPTO referred 76 Calix patents in 438 rejections (35 USC § 102 or 35 USC § 103 types).

The top citing companies in the Calix patent portfolio are Cisco, IBM and Arris Enterprises.

List of the Companies whose Patents were rejected citing Calix –

CompanyNumber of Patent Applications that faced Rejection Citing Calix PatentsNumber of Rejections (102 & 103)
Cisco1121
IBM99
Arris Enterprises816
Huawei614
Siemens518
Adtran59
Microsoft48
Avago Technologies415
Juniper Networks47
Qualcomm410

Count of 102 and 103 Type Rejections based on Calix Patents

Top Calix Patents used in Rejecting Most Patent Applications

Patent NumberCount of Rejected Applications
US8433195B219
US8121124B216
US8355348B19
US9391768B28
US8964572B28
US7490351B17
US9025951B26
US8249452B26
US8917993B25
US20150063812A15
US8983308B25
US8526443B25
US8718482B15
US9642145B25
US7103072B14

What Percentage of Calix US Patent Applications were Granted?

Calix (Excluding its subsidiaries) has filed 63 patent applications at USPTO so far (Excluding Design and PCT applications). Out of these 55 have been granted leading to a grant rate of 99.3%.

Below are the key stats of Calix patent prosecution at the USPTO.

Which Law Firms Filed Most US Patents for Calix?

Law FirmTotal ApplicationsSuccess Rate
Shumaker & Sieffert Pa2584.00%
Schwegman Lundberg & Woessner Pa871.43%
Silicon Valley Patent Group Llp5100.00%
Womble Bond Dickinson Us Llp4100.00%
Bill Orr3100.00%
Blakely Sokoloff Taylor & Zafman5100.00%
Calix Networks Inc2100.00%
Fogg & Powers Llc250.00%
Michael J Mallie2100.00%
Birch Stewart Kolasch & Birch Llp1100.00%

What are Calix key innovation segments?

What Technologies are Covered by Calix?

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

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

EXCLUSIVE INSIGHTS COMING SOON!

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

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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.