AOP Code: TSI 608
Exp: 06/28/10
Categories: TECHNOLOGY
Industry: TECHNOLOGY - SOFTWARE

SPLIT KEY ENCRYPTION

These patents relate to a cryptographic key split combiner, which includes a number of key split generators for generating cryptographic key splits and a key split randomizer for randomizing the cryptographic key splits to produce a cryptographic key, and a process for forming cryptographic keys.

Basis for Selection:

These patents are being researched.

Guideline Patent Number: US 6,542,608 | Latest Date for Prior Art: February 12, 1996

Guideline Patent Filing Date: July 31, 2001| Owner(s): TecSec Inc.

Multiple Patent Study Description:

These patents are related. Except for US 7,095,852 (the 852 Patent), the patents in this Study have the same specification and have the same LDPA of February 12, 1996. The 852 Patent issued from a continuation-in-part application, please see the Full Description for the applicable LDPAs.

Description:

This Study is a request for prior art, including non-patent literature, that provides a path to invalidity for the Study patent claims that is not already known. The Reward is guaranteed to be paid to the Advisor who submits the highest quality prior art.

The 852 Patent issued from a continuation-in-part application filed on November 20, 2001 and claims priority to a provisional application filed November 20, 2000. Therefore the disclosures that were added in the November 20, 2001 application can have a LDPA of November 20, 2000 or, if the new material is also in the provisional application, November 20, 1999.

This is a Multiple Patent Study

You can view the included patents below:
Patent #: US 6,542,608 (View Details | PDF | Word)
Patent #: US 6,606,386 (View Details | PDF | Word)
Patent #: US 6,885,747 (View Details | PDF | Word)
Patent #: US 7,095,852 (View Details | PDF | Word)
Patent #: US 7,212,632 (View Details | PDF | Word)