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For the Inventor, By the Inventor

San Diego, CA, United States of America

Cervitech, Inc.

Calculating rank
USPTO Granted Patents = 21

% Expired Patents = 38.1


Forward Citations = 891

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3 inventors (with patents filed for the assignee):

goldMedal Arnold Keller (18 out of 96 patents)

silverMedal Paul C McAfee (8 out of 9 patents)

bronzeMedal Helmut D Link (6 out of 73 patents)


21 patents:

1. 9072504 - Bone separator (2015-07-07),
2. 8721725 - Intervertebral prosthesis with self-tapping fixing projections (2014-05-13),
3. 8591586 - Cervical intervertebral prosthesis (2013-11-26),
4. 8409285 - Prosthesis for partial replacement of a vertebral body (2013-04-02),
5. 8192493 - Prosthesis for bridging a vertebral body (2012-06-05),
6. 8147551 - Method for implanting an intervertebral disk prosthesis (2012-04-03),
7. 8088164 - Cervical intervertebral prosthesis (2012-01-03),
8. 8070812 - Prosthesis for partial replacement of a vertebral body (2011-12-06),
9. 8062370 - Intervertebral prosthesis with a limit stop plate (2011-11-22),
10. 8062369 - Cervical intervertebral prosthesis system (2011-11-22),
11. 7862614 - Intervertebral prosthesis system, in particular for the cervical spine (2011-01-04),
12. 7722673 - Intervertebral disc prosthesis (2010-05-25),
13. 7628813 - Cervical intervertebral prosthesis system (2009-12-08),
14. 7569067 - Insertion instrument for cervical prostheses (2009-08-04),
15. 7527629 - Instrument set for fitting an intervertebral joint prosthesis (2009-05-05),
Company Overview
Cervitech, Inc. is a biotechnology company based in San Diego, California, specializing in the development of innovative medical devices for spinal surgery. The organization focuses on creating advanced solutions that enhance surgical outcomes and improve patient recovery. With a commitment to research and development, Cervitech aims to address the evolving needs of healthcare professionals and patients in the field of spinal health. Its technologies are designed to provide safer and more effective treatment options in spinal procedures.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

21 Patents

#289 in San Diego, CA

#3,768 in California

#15,719 in US

#30,018 in the World

San Diego, CA (US)
San Diego, CA, United States of America

Cervitech, Inc.

Forward Citations = 891

3 inventors:

goldMedal Arnold Keller (18 out of 96 patents)

silverMedal Paul C McAfee (8 out of 9 patents)

bronzeMedal Helmut D Link (6 out of 73 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Cervitech, Inc.. Retrieved from https://idiyas.com/company/cervitech

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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