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Rene Struik's Statement of IPR relating to draft-struik-ecc-efficiencies-00 and belonging to Certicom Corporation

This IPR disclosure was submitted by e-mail.

Sections I, II, and IV of "The Patent Disclosure and Licensing Declaration Template for Legacy" have been completed for this IPR disclosure. Additional information may be available in the original submission.

The text of the original IPR disclosure is available further down, and also here:

Updated by 1363

Update this IPR disclosure. Note: Updates to IPR disclosures must only be made by authorized representatives of the original submitters. Updates will automatically be forwarded to the current Patent Holder's Contact and to the Submitter of the original IPR disclosure.

Submitted Date: July 12, 2010

I. Patent Holder/Applicant ("Patent Holder")
Legal Name: Certicom Corp.
II. Patent Holder's Contact for License Application
III. IETF Document or Other Contribution to Which this IPR Disclosure Relates:
Internet-Draft:"Facilitating Speed-ups of Elliptic Curve Based Schemes "

The text of the original IPR declaration:

Title:  Rene Struik's Statement of IPR relating to draft-struik-ecc-efficiencies-00 and belonging to Certicom Corporation
Date: 07-12-2010
Submitter: Rene Struik 

1. Possible patent holder/applicant:
Certicom Corp.

2. Contact information for the IETF participant whose personal belief
triggered this disclosure:
Marinus (Rene) Struik, phone: +1 (416) 466-8084, email:

3. IETF document or other contribution to which this IPR disclosure

4. Disclosure of patent information, if known (i.e., patents or patent
applications required to be disclosed by Section 6 of RFC 3979):

A) This disclosure is related to the following granted patents and
published pending patent applications:

a) US 20100023771
Implicit Certificate Verification
Filing date: November 15, 2006
Informal description: Speed-up of signature verification if combined
with key computation

b) US 20070064932
Accelerated verification of digital signatures and public keys
Filing date: January 18, 2005
Informal description: Speed-up of ECDSA signature verification

c) US 6,563,928 B1
Strengthened public key protocol
Patent issued: May 13, 2003
Informal decription: Public key validation techniques

d) US 6,141,420
Elliptic Curve Encryption Systems
Patent issued: May 8, 2007
Informal description: Point compression

e) US 6,704,870
Digital Signatures on a Smart Card
Patent issued: March 9, 2004
Informal description: ECDSA scheme

Additional notes:
This disclosure is based on best effort and does not judge on validity
of patent claims (I am no lawyer, after all).

Furthermore, Certicom Corp. may have filed IPR other than that mentioned
above and may have filed in other jurisdictions as well.

Best regards, Rene