Patent Assignment
Reel/Frame 035353/0409
Change of Name
Recorded: 2015-04-01
Pages: 4
Assignor
WOLFSON MICROELECTRONICS PLC
Executed: 2014-08-21
Assignee
WOLFSON MICROELECTRONICS LTD
26 WESTFIELD ROAD, WESTFIELD HOUSE, EDINBURGH, EH11 2QB, UNITED KINGDOM
Covered Properties
(38)
Dc-Dc Converters
Application:
13/229,101 →
Publication:
US 2012/0062190
Charge Pump Circuit
Digital Signal Routing Circuit
Application:
13/481,403 →
Publication:
US 2012/0300960
Data Interface with Variable Bit Clock for Changing the Number of Time Slots in a Frame
Clock Generator
Data Transfer
Noise Cancellation System
Active Noise Cancellation System
Charge Pump Circuit and Methods of Operations Thereof
Analogue-To-Digital Converter
Ambient Noise Reduction Arrangements
Mems Device
Application:
13/937,067 →
Publication:
US 2014/0016798
Ear-Worn Speaker-Carrying Devices
Application:
13/952,035 →
Publication:
US 2013/0308786
Dc-Dc Converters Operable in a Discontinuous Switching Mode
Mems Device and Process
Active Noise Cancelling Ear Phone System
Earphone
Noise Cancellation
Dc Offset Compensation
Digital Circuit Arrangements for Ambient Noise-Reduction
Apparatus and Method for Testing a Capacitive Transducer and/or Associated Electronic Circuitry
Amplifier Circuit and Methods of Operation Thereof
Mems Device and Process
Amplifier Circuit
Headphone Device
Microphone Biasing Circuitry and Method Thereof
Speech Recognition
Signal Envelope Processing
Mems Device and Process
Mems Device and Process
Read-Out for Mems Capacitive Transducers
Mems Process and Device
Wireless Cellular Telephone with Audio Codec
Charge Pump Circuit
Noise Cancellation System with Lower Rate Emulation
Communication Apparatus with Ambient Noise Reduction
Application:
14/601,854 →
Publication:
US 2015/0139434
Amplifier Circuit and Method of Amplifying a Signal in an Amplifier Circuit
Mems Device and Process
Related Assignments
(21)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Sep 9, 2011
From: HAIPLIK, HOLGER; SADATI, SEYED HAMED; MCCLOY-STEVENS, MARK JAMES
To: WOLFSON MICROELECTRONICS PLC
Reel/Frame 026882/0370 →
Assignment of Assignor's Interest
Mar 16, 2012
From: LESSO, JOHN PAUL; FRITH, PETER JOHN; PENNOCK, JOHN LAURENCE
To: WOLFSON MICROELECTRONICS PLC
Reel/Frame 027879/0578 →
Assignment of Assignor's Interest
Jul 5, 2012
From: HATFIELD, ROBERT JAMES; MCLEOD, GORDON RICHARD; PENNOCK, JOHN LAURENCE
To: WOLFSON MICROELECTRONICS PLC
Reel/Frame 028493/0472 →
Assignment of Assignor's Interest
Aug 2, 2012
From: MACKAY, GRAEME GORDON; WIGNER, JONATHAN TIMOTHY; MCLEOD, GORDON RICHARD
To: WOLFSON MICROELECTRONICS PLC
Reel/Frame 028714/0383 →
Assignment of Assignor's Interest
Nov 15, 2012
From: LESSO, JOHN PAUL
To: WOLFSON MICROELECTRONICS PLC
Reel/Frame 029306/0955 →
Assignment of Assignor's Interest
Dec 14, 2012
From: LESSO, JOHN PAUL; FRITH, PETER JOHN; PENNOCK, JOHN LAURENCE
To: WOLFSON MICROELECTRONICS PLC
Reel/Frame 029474/0426 →
Assignment of Assignor's Interest
Mar 12, 2013
From: PENKETH, JULIAN; RASHID, ABID
To: WOLFSON MICROELECTRONICS PLC
Reel/Frame 029974/0438 →
Assignment of Assignor's Interest
Apr 8, 2013
From: NARAYAN, RENJISH K.; LLEWELLYN, STEVEN
To: WOLFSON MICROELECTRONICS PLC
Reel/Frame 030172/0392 →
Assignment of Assignor's Interest
May 24, 2013
From: LESSO, JOHN PAUL; PENNOCK, JOHN LAURENCE
To: WOLFSON MICROELECTRONICS PLC
Reel/Frame 030485/0675 →
Assignment of Assignor's Interest
Jun 6, 2013
From: LLEWELLYN, STEVEN; WEIL, RICHARD
To: WOLFSON MICROELECTRONICS PLC
Reel/Frame 030563/0406 →
Assignment of Assignor's Interest
Aug 23, 2013
From: JENKINS, COLIN ROBERT; HOEKSTRA, TSJERK HANS; BOYD, EUAN JAMES
To: WOLFSON MICROELECTRONICS PLC
Reel/Frame 031072/0732 →
Assignment of Assignor's Interest
Sep 11, 2013
From: LLEWELLYN, STEVEN
To: WOLFSON MICROELECTRONICS PLC
Reel/Frame 031187/0202 →
Assignment of Assignor's Interest
Oct 15, 2013
From: CLEMOW, RICHARD
To: WOLFSON MICROELECTRONICS PLC
Reel/Frame 031410/0991 →
Change of Name
Apr 1, 2015
From: WOLFSON MICROELECTRONICS LTD
To: CIRRUS LOGIC INTERNATIONAL (UK) LTD.
Reel/Frame 035353/0413 →
Assignment of Assignor's Interest
Jun 2, 2015
From: CIRRUS LOGIC INTERNATIONAL (UK) LTD.
To: CIRRUS LOGIC INTERNATIONAL SEMICONDUCTOR LTD.
Reel/Frame 035806/0389 →
Assignment of Assignor's Interest
Jun 15, 2015
From: CIRRUS LOGIC INTERNATIONAL SEMICONDUCTOR LTD.
To: CIRRUS LOGIC INC.
Reel/Frame 035909/0190 →
Assignment of Assignor's Interest
Jun 16, 2016
From: CIRRUS LOGIC INTERNATIONAL SEMICONDUCTOR LTD.
To: CIRRUS LOGIC, INC.
Reel/Frame 038933/0267 →
Assignment of Assignor's Interest
Jun 17, 2016
From: CIRRUS LOGIC INTERNATIONAL SEMICONDUCTOR LTD.
To: CIRRUS LOGIC, INC.
Reel/Frame 038946/0409 →
Assignment of Assignor's Interest
Jul 14, 2016
From: CIRRUS LOGIC INTERNATIONAL SEMICONDUCTOR LTD.
To: CIRRUS LOGIC, INC.
Reel/Frame 039156/0804 →
Assignment of Assignor's Interest
Sep 13, 2016
From: CIRRUS LOGIC INTERNATIONAL SEMICONDUCTOR LTD.
To: CIRRUS LOGIC, INC.
Reel/Frame 039718/0930 →
Assignment of Assignor's Interest
Aug 29, 2017
From: CIRRUS LOGIC INTERNATIONAL SEMICONDUCTOR LTD.
To: CIRRUS LOGIC, INC.
Reel/Frame 043428/0403 →