Intellectual Property (IP) Information

Intellectual Property Licensed Under SD Memory Card License Agreement (CLA) and SD Host/Ancillary Product License Agreement (HALA)

The links below are for certain essential patents, design patents, logos, trademarks and copyrights covered by the CLA and HALA.

The CLA provides a license under the Essential Patent Claims of the SD Group, SD Group Specifications and SD Trademarks and Logos to make, use and sell SD Memory Cards as specified in the CLA.

The HALA provides a license under the Essential Patent Claims of the SD Group, SD Group Specifications and SD Trademarks and Logos to make, use and sell SD Host/Ancillary Products as specified in the HALA.

Essential Patents

The essential patents listed below have been evaluated by an independent expert who determined that the patent claims contained therein are necessarily and unavoidably infringed by a product that implements the SD technology in compliance with the SD Group Specifications. The essential patents listed may also have foreign counterparts. The list is for informational purposes only. It is offered by way of example and may not be exhaustive.

Owner	Patent No.
Panasonic Holdings Corporation (formerly known as Panasonic Corporation)	US 6,590,778
	US 6,611,907
	US 6,789,192
	US 6,922,343
	US 7,143,261
	US 7,900,007
	US 8,161,225
	US 8,351,356
	US 8,576,704

Owner	Patent No.
SanDisk LLC (formerly known as SanDisk Corporation)	US 6,820,148
	US 6,948,016
	US 7,350,714
	US 8,019,942
	US 8,188,764
	US 8,392,614
	US 8,799,653

Owner	Patent No.
KIOXIA Corporation (formerly known as Toshiba Memory Corporation)	US 7,886,123
	US 9,026,723
	US 9,383,792

Design Patents

Shown below is a list of design patents covered by the CLA. These design patents may also have foreign counterparts. The list is for informational purposes only. It is offered by way of example and may not be exhaustive.

SD Memory Cards
US Patent #	Issue Date
D446,525	2001/07/17
D444,473	2001/08/14
D445,111	2002/06/25
D459,355	2002/07/16
D460,456	2002/12/24
D467,586	2001/07/03

miniSD Cards
US Patent #	Issue Date
D517,072	2006/03/14
D533,556	2006/12/12
D510,935	2005/10/25
D505,959	2005/06/07
D507,795	2005/07/26
D510,579	2005/10/11

microSD Cards
US Patent #	Issue Date
D525,248	2006/07/18
D523,435	2006/06/20
D538,286	2007/03/13
D537,081	2007/02/20
D525,978	2006/08/01
D525,623	2006/07/25

SD Trademarks and Logos

SD Memory Cards
US Registration #	Date
2,772,831	2003/10/14
3,816,439	2010/07/13
4,400,349	2013/09/10

SD High Capacity
US Registration #	Date
3,598,575	2006/09/15
4,422,734	2013/10/22
4,422,735	2013/10/22

These SD trademarks and logos may have foreign counterparts.

SD Group Specifications

The SD Group Specifications as shown below (excluding the Specification Addenda) are confidential information and the property of the SD Group. All rights are reserved except as set forth in the CLA and HALA.

SD Physical Specification	Part 1 Physical Layer Specifications Version 1.01 Released on April 15, 2001
SD Logical Specification	Part 2 File System Specifications Version 1.01 Released on April 15, 2001
SD Security Specification	Part 3 Security Specifications Version 1.01 Released on April 15, 2001
SD Application Format	Part 4 Audio Specifications Version 1.01 Released on April 15, 2001