Eddie Chen

US Patent:

7685642, Mar 23, 2010

Filed:

Jun 26, 2003

Appl. No.:

10/606151

Inventors:

Charles P Gilliam - Darien CT, US
Eddie J Chen - Rancho Palos Verdes CA, US

Assignee:

ContentGuard Holdings, Inc. - Wilmington DE

International Classification:

H04L 9/32

US Classification:

726 26, 726 27, 726 28

Abstract:

A system and method for controlling a rights expression specifying a manner of use of an item, including specifying by a provider of an item a rights expression indicating a manner of use of the item by a recipient of the item and a condition for use of the item by the recipient, the condition indicating that the use by the recipient of the item is subject to control; associating the rights expression with the item; and controlling the use by the recipient of the item based on the condition in the rights expression. In further exemplary embodiments, the use by the recipient of the item is subject to control by a stakeholder and/or a provider of the item and can be used to provide consumer protection based on parameters of use.

US Patent:

7774280, Aug 10, 2010

Filed:

Oct 4, 2004

Appl. No.:

10/956121

Inventors:

Mai Nguyen - Buena Park CA, US
Xin Wang - Torrance CA, US
Thanh Ta - Huntington Beach CA, US
Guillermo Lao - Torrance CA, US
Eddie J. Chen - Rancho Palos Verdes CA, US

Assignee:

ContentGuard Holdings, Inc. - Wilmington DE

International Classification:

G06F 7/04
G06F 7/30
H04N 7/16

US Classification:

705 59, 726 27

Abstract:

A method, system and device for transferring rights adapted to be associated with items from a rights supplier to a rights consumer, including obtaining a set of rights associated with an item, the set of rights including meta-rights specifying derivable rights that can be derived from the meta-; determining whether the rights consumer is entitled to the derivable rights specified by the meta-rights; and deriving at least one right from the derivable rights, if the rights consumer is entitled to the derivable rights specified by the meta-rights, wherein the derived right includes at least one state variable based on the set of rights and used for determining a state of the derived right.

US Patent:

8001053, Aug 16, 2011

Filed:

Oct 4, 2004

Appl. No.:

10/956070

Inventors:

Mai Nguyen - Buena Park CA, US
Xin Wang - Torrance CA, US
Eddie J. Chen - Rancho Palos Verdes CA, US
Bijan Tadayon - Germantown MD, US

Assignee:

ContentGuard Holdings, Inc. - Wilmington DE

International Classification:

H04L 9/00

US Classification:

705 57, 705 51, 705 53, 705 59

Abstract:

A method, system and device for sharing rights adapted to be associated with items, the method and system including generating at least one of usage rights and meta-rights for the items; defining, via the usage rights, a manner of use for the items; and defining, via the meta-rights, a manner of rights transfer for the items. The device including receiving at least one of usage rights and meta-rights for the items; interpreting, via the usage rights, a manner of use for the items; and interpreting, via the meta-rights, a manner of rights transfer for the items. The usage rights or the meta-rights include at least one state variable that is shared by one or more rights.

US Patent:

8078542, Dec 13, 2011

Filed:

Jun 28, 2010

Appl. No.:

12/824531

Inventors:

Mai Nguyen - Buena Park CA, US
Xin Wang - Torrance CA, US
Thanh Ta - Huntington Beach CA, US
Guillermo Lao - Torrance CA, US
Eddie J. Chen - Rancho Palos Verdes CA, US

Assignee:

ContentGuard Holdings, Inc. - Wilmington DE

International Classification:

G06F 7/04
G06F 7/16
H04N 7/30

US Classification:

705 59, 726 27

Abstract:

A method, system and device for transferring rights adapted to be associated with items from a rights supplier to a rights consumer, including obtaining a set of rights associated with an item, the set of rights including meta-rights specifying derivable rights that can be derived from the meta-; determining whether the rights consumer is entitled to the derivable rights specified by the meta-rights; and deriving at least one right from the derivable rights, if the rights consumer is entitled to the derivable rights specified by the meta-rights, wherein the derived right includes at least one state variable based on the set of rights and used for determining a state of the derived right.

US Patent:

20110247077, Oct 6, 2011

Filed:

Jun 17, 2011

Appl. No.:

13/162826

Inventors:

Mai NGUYEN - Buena Park CA, US
Xin WANG - Torrance CA, US
Eddie J. CHEN - Rancho Palos Verdes CA, US
Bijan TADAYON - Potomac MD, US

Assignee:

CONTENTGUARD HOLDINGS, INC. - Wilmington DE

International Classification:

H04L 9/00

US Classification:

726 26

Abstract:

A method, system and device for sharing rights adapted to be associated with items, the method and system including generating at least one of usage rights and meta-rights for the items; defining, via the usage rights, a manner of use for the items; and defining, via the meta-rights, a manner of rights transfer for the items. The device including receiving at least one of usage rights and meta-rights for the items; interpreting, via the usage rights, a manner of use for the items; and interpreting, via the meta-rights, a manner of rights transfer for the items. The usage rights or the meta-rights include at least one state variable that is shared by one or more rights.

US Patent:

20120123952, May 17, 2012

Filed:

Nov 15, 2011

Appl. No.:

13/296599

Inventors:

Mai Nguyen - Buena Park CA, US
Xin Wang - Torrance CA, US
Thanh Ta - Huntington Beach CA, US
Guillermo Lao - Torrance CA, US
Eddie J. Chen - Rancho Palos Verdes CA, US

Assignee:

CONTENTGUARD HOLDINGS, INC. - Wilmington DE

International Classification:

G06Q 50/00

US Classification:

705310

Abstract:

A method, system and device for transferring rights adapted to be associated with items from a rights supplier to a rights consumer, including obtaining a set of rights associated with an item, the set of rights including meta-rights specifying derivable rights that can be derived from the meta-; determining whether the rights consumer is entitled to the derivable rights specified by the meta-rights; and deriving at least one right from the derivable rights, if the rights consumer is entitled to the derivable rights specified by the meta-rights, wherein the derived right includes at least one state variable based on the set of rights and used for determining a state of the derived right.

US Patent:

D3626440, Sep 26, 1995

Filed:

Jul 20, 1994

Appl. No.:

D/026134

Inventors:

Eddie Z. Chen - Rowland Heights CA

US Classification:

D10126

US Patent:

56318782, May 20, 1997

Filed:

Sep 26, 1995

Appl. No.:

8/533777

Inventors:

Eddie Z. Chen - Rowland Heights CA

International Classification:

G04B 1922

US Classification:

368 21

Abstract:

A time equipment includes a case, a dial, and an hour and a minute indicating hands mounted for rotating above the dial. A movement is installed in the case for driving the hour indicating hand to rotate one revolution in 24 hours. A time setting device is installed in the case for setting the time equipment on time. The dial has an hour portion, a minute portion and a period portion, in which the hour portion inscribes two sequences of numerals ordered by increasing value from 1 to 12. The minute portion is positioned adjacent to the hour portion and inscribes a sequence of numerals ordered by increasing value from 1 to 60. The period portion is position at the central area and encircled by the hour portion, which has a central cross inscription having a vertical line extending from top to bottom and a horizontal line extending from right to left so as to divide said period portion into four sections. An alarm generating mechanism can provide more than one alarm signal at predetermined time. An alarm time setting assembly is installed in the case for setting the predetermined alarm time.