Contact

Representative before the EPO

Employment test 51 - 200 employees
Company dna dehns ltd
operating since 1920
1316.98
Headquarter in London and 4 offices
active in Legal Services, IP Consulting, and IP Portfolio Processing

Representative before the EPO until 2017

Employment test 51 - 200 employees
Company dna haseltine lake llp
no operation time available
Headquarter in Bristol and 7 offices
active in Legal Services and IP Consulting

We have observed 41 EP applications Olivia Tsang has served for within the last five+ years. (We consider all applications which have an EP A1 or A2 publication dated after July 17, 2013). Please note, that we only count EP applications, in which the name of the patent attorney is explicitly mentioned as representative. These EP applications are:

EP11856587

COMMUNICATION SYSTEM, COMMUNICATION METHOD, PORTABLE TERMINAL DEVICE, AND BASE STATION

IPC classification:
H04W 52/18, H04W 52/02, H04W 16/18
Applicant:
Fujitsu Ltd
Agent:
Multiple attorneys, Haseltine Lake LLP
Status:
EXAMINATION REQUESTED
EP13160762

Portable electronic apparatus, and falling prediction method

IPC classification:
G06F 19/00, A61B 5/11
Applicant:
Fujitsu Ltd
Agent:
Multiple attorneys, Haseltine Lake LLP
Status:
EXAMINATION IN PROGRESS
EP10861466

INFORMATION PROCESSING DEVICE HAVING MEMORY DUMP FUNCTION, MEMORY DUMP METHOD, AND MEMORY DUMP PROGRAM

IPC classification:
G06F 11/14, G06F 11/07, G06F 11/34
Applicant:
Fujitsu Ltd
Agent:
Multiple attorneys, Haseltine Lake LLP
Status:
GRANT OF PATENT INTENDED
EP13714534

METHOD FOR VISUALIZATION, GROUPING, SORTING AND MANAGEMENT OF DATA OBJECTS THROUGH THE REALIZATION OF A MOVEMENT GRAPHICALLY REPRESENTING THEIR LEVEL OF RELEVANCE TO DEFINED CRITERIA ON A DEVICE DISPLAY

IPC classification:
G06F 17/30, G06F 3/0484, G06F 3/0481
Agent:
Multiple attorneys, Dehns Ltd
Status:
EXAMINATION IN PROGRESS
EP13800293

INFORMATION SEARCH METHOD AND SERVER

IPC classification:
G06F 17/30
Applicant:
Tencent Technology Shenzhen Company Limited
Agent:
Olivia Tsang, Dehns Ltd
Status:
GRANT OF PATENT INTENDED
EP13804109

LIGHTING INFRASTRUCTURE AND REVENUE MODEL

IPC classification:
H05B 37/02, H04L 12/12, G05B 11/01
Agent:
isarpatent Behnisch Barth Charles Hassa Peckmann & Partner mbB
Agent:
John David Collins, JCIP Ltd
Agent:
Olivia Tsang, Dehns Ltd
Status:
GRANT OF PATENT INTENDED
EP13803547

OPTICAL NETWORK SYSTEM, OPTICAL SWITCH NODE, MASTER NODE, AND NODE

IPC classification:
H04L 12/42, H04L 12/28, H04J 14/08, H04J 14/02, H04J 14/00, H04J 3/00, H04B 10/275
Applicant:
Nippon Telegraph And Telephone Corporation
Agent:
Olivia Tsang, Dehns Ltd
Status:
EXAMINATION IN PROGRESS
EP13809365

SYSTEM AND METHOD FOR ESTABLISHING AND MONETIZING TRUSTED IDENTITIES IN CYBERSPACE WITH PERSONAL DATA SERVICE AND USER CONSOLE

IPC classification:
G06F 21/30
Agent:
Olivia Tsang, Dehns Ltd
Status:
GRANT OF PATENT INTENDED
EP13813568

IDENTIFY PLUG-IN OF EMU CLASS INTERNET GAME

IPC classification:
G06F 21/00
Applicant:
Tencent Technology Shenzhen Company Limited
Agent:
Olivia Tsang, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP13820149

METHOD AND SYSTEM OF PERFORMING CHARGING PROCESSING FOR MOBILE DEVICE, AND MOBILE DEVICE OPERATING THE METHOD AND SYSTEM

IPC classification:
H02J 7/00
Applicant:
Tencent Technology Shenzhen Company Limited
Agent:
Olivia Tsang, Dehns Ltd
Status:
PATENT GRANTED
EP13823167

SCREEN DISPLAY DEVICE, SYSTEM, AND SCREEN GENERATION METHOD

IPC classification:
H04L 12/70, H04L 12/26
Applicant:
Nippon Telegraph And Telephone Corporation
Agent:
Olivia Tsang, Dehns Ltd
Status:
The patent has been granted
EP13840230

INFORMATION PUSHING METHOD AND APPARATUS

IPC classification:
G06F 17/30
Applicant:
Tencent Technology Shenzhen Company Limited
Agent:
Olivia Tsang, Dehns Ltd
Status:
The patent has been granted
EP13848336

METHOD AND APPARATUS FOR REPORTING VIRUS

IPC classification:
H04L 29/06, G06F 21/00
Applicant:
Tencent Technology Shenzhen Company Limited
Agent:
Olivia Tsang, Dehns Ltd
Status:
The patent has been granted
EP10857505

BASE STATION, METHOD OF CONTROLLING BASE STATION, AND INFORMATION PROCESSING SYSTEM

IPC classification:
H04L 29/06, H04W 88/04, H04W 12/06
Applicant:
Fujitsu Ltd
Agent:
Multiple attorneys, Haseltine Lake LLP
Status:
PATENT GRANTED
EP10860172

WIRELESS COMMUNICATIONS SYSTEM, BASE STATION, MOBILE STATION AND WIRELESS COMMUNICATIONS METHOD

IPC classification:
H04W 16/32, H04W 72/12
Applicant:
Fujitsu Ltd
Agent:
Multiple attorneys, Haseltine Lake LLP
Status:
GRANT OF PATENT INTENDED
EP11854919

VERTICALLY-ELEVATING SLIDING FOLDABLE FRAME

IPC classification:
A47C 9/06, A47C 4/04, A47B 3/00
Agent:
Multiple attorneys, Haseltine Lake LLP
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP17159939

GAS TURBINE ENGINE HAVING SECTION WITH THERMALLY ISOLATED AREA

IPC classification:
F02C 7/18, F02C 3/10, F02C 3/107, F01D 5/08
Applicant:
United Technologies Corporation
Agent:
Olivia Tsang, Dehns Ltd
Status:
Request for examination was made
EP15855177

ELECTRONIC DEVICE WITH PRESSURE-SENSITIVE SIDE(S)

IPC classification:
G06F 3/0487, G06F 1/16, G06F 3/041
Agent:
Olivia Tsang, Dehns Ltd
Status:
Request for examination was made
EP14908568

ISLANDING DETECTION METHOD BASED ON TORQUE OSCILLATIONS OF INTERNAL COMBUSTION ENGINES

IPC classification:
H02J 9/06
Applicant:
United Technologies Corporation
Agent:
Olivia Tsang, Dehns Ltd
Status:
Request for examination was made
EP17176077

SHAFT SHEAR DETECTION IN GAS TURBINE ENGINES

IPC classification:
F01D 21/06, F01D 21/04
Applicant:
Pratt & Whitney Canada Corporation
Agent:
Olivia Tsang, Dehns Ltd
Status:
The application has been published
EP17185579

OPTICAL NETWORK SYSTEM, OPTICAL SWITCH NODE, MASTER NODE, AND NODE

IPC classification:
H04Q 11/00, H04J 3/08, H04J 3/06, H04L 12/28, H04J 14/08, H04J 14/02, H04J 14/00, H04J 3/00, H04B 10/275, H04L 12/42
Agent:
Olivia Tsang, Dehns Ltd
Status:
The application has been published
EP17178509

INTERNAL COMBUSTION ENGINE WITH ROTOR HAVING OFFSET PERIPHERAL SURFACE

IPC classification:
F01C 21/10, F01C 21/08, F01C 1/22
Applicant:
Pratt & Whitney Canada Corporation
Agent:
Olivia Tsang, Dehns Ltd
Status:
The application has been published
EP17179810

VAPOR DEPOSITION APPARATUS AND METHOD

IPC classification:
C23C 14/26, C23C 14/24
Applicant:
United Technologies Corporation
Agent:
Olivia Tsang, Dehns Ltd
Status:
The application has been published
EP17179840

COOLING SYSTEM FOR AN AIRFOIL OF A GAS POWERED TURBINE

IPC classification:
F01D 5/18
Applicant:
United Technologies Corporation
Agent:
Olivia Tsang, Dehns Ltd
Status:
The application has been published
EP17180982

METHOD AND SYSTEM FOR PROPELLER CONTROL

IPC classification:
B63H 3/08, G01F 15/00, B64C 11/40, B64C 11/30
Applicant:
Pratt & Whitney Canada Corporation
Agent:
Olivia Tsang, Dehns Ltd
Status:
The application has been published
EP17182147

GAS TURBINE ENGINE WITH HEAT PIPE FOR THERMAL ENERGY DISSIPATION

IPC classification:
F02C 7/12
Applicant:
United Technologies Corporation
Agent:
Olivia Tsang, Dehns Ltd
Status:
The application has been published
EP17182797

ROTOR BLADE FOR A GAS TURBINE ENGINE INCLUDING A CONTOURED TIP

IPC classification:
F01D 11/12, F01D 5/20
Applicant:
United Technologies Corporation
Agent:
Olivia Tsang, Dehns Ltd
Status:
The application has been published
EP17183353

SYSTEM AND METHOD FOR CONTROL OF GAS TURBINE ENGINE

IPC classification:
F02C 9/28
Applicant:
Pratt & Whitney Canada Corporation
Agent:
Olivia Tsang, Dehns Ltd
Status:
The application has been published
EP17183393

SYSTEMS AND METHODS FOR DETECTING CHIPS IN FLUID OF AIRCRAFT ENGINE

IPC classification:
G01N 33/28, F16N 29/04, G01N 27/04
Applicant:
Pratt & Whitney Canada Corporation
Agent:
Olivia Tsang, Dehns Ltd
Status:
The application has been published
EP17185373

FAN, GAS TURBINE ENGINE WITH A FAN, AND METHOD FOR CREATING A GAS TURBINE ENGINE FAN

IPC classification:
F01D 5/16, F04D 29/66, F02K 3/06, F01D 25/04, F01D 5/28, F01D 5/10
Applicant:
United Technologies Corporation
Agent:
Olivia Tsang, Dehns Ltd
Status:
The application has been published
EP17185556

SHIM FOR GAS TURBINE ENGINE

IPC classification:
F01D 25/24
Applicant:
United Technologies Corporation
Agent:
Olivia Tsang, Dehns Ltd
Status:
The application has been published
EP17187328

HEAT EXCHANGER FOR GAS TURBINE ENGINE WITH SUPPORT DAMPER MOUNTING

IPC classification:
F02C 6/12
Applicant:
United Technologies Corporation
Agent:
Olivia Tsang, Dehns Ltd
Status:
The application has been published
EP17187277

VARIABLE SPEED BOOST COMPRESSOR FOR GAS TURBINE ENGINE COOLING AIR SUPPLY

IPC classification:
F02C 7/32, F16H 3/72, F02C 9/18, F02C 7/18
Applicant:
United Technologies Corporation
Agent:
Olivia Tsang, Dehns Ltd
Status:
The application has been published
EP17187451

THERMAL BARRIER WASHER FOR A COMPOSITE BOSS

IPC classification:
F16L 23/16, F16J 15/12, F16J 15/10, F16B 43/00, F16B 39/24, F16B 39/10, F16L 59/12, F02C 7/32, F02C 7/24, F02C 7/047, F01D 25/28, F01D 25/24, F01D 25/14
Applicant:
United Technologies Corporation
Agent:
Olivia Tsang, Dehns Ltd
Status:
The application has been published
EP17187561

THERMAL BARRIER SEAL FOR A COMPOSITE BOSS

IPC classification:
F16L 23/16, F16J 15/12, F16J 15/10, F16B 43/00, F16B 39/24, F16B 39/10, F16L 59/12, F01D 25/28, F01D 25/24, F01D 25/14
Applicant:
United Technologies Corporation
Agent:
Olivia Tsang, Dehns Ltd
Status:
The application has been published
EP17188412

SELF-RETAINING OIL NOZZLE

IPC classification:
F16C 33/66, F01M 1/08, F01D 25/18, B05B 1/00
Applicant:
United Technologies Corporation
Agent:
Olivia Tsang, Dehns Ltd
Status:
The application has been published
EP17190654

SEAL SYSTEM WITH PRIMARY AND SECONDARY SEAL ARRANGEMENT

IPC classification:
F16J 15/447, F16J 15/3288, F01D 11/02, F01D 11/00
Applicant:
United Technologies Corporation
Agent:
Olivia Tsang, Dehns Ltd
Status:
The application has been published
EP17181892

GAS TURBINE ENGINE AIRFOIL

IPC classification:
F04D 29/32, F01D 11/14
Applicant:
United Technologies Corporation
Agent:
Olivia Tsang, Dehns Ltd
Status:
The application has been published
EP17196025

METHOD OF INSPECTING COMPONENT ABRASIVE SURFACE WITH MARKING MEDIA

IPC classification:
G01B 5/28, G01N 19/08
Applicant:
United Technologies Corporation
Agent:
Olivia Tsang, Dehns Ltd
Status:
The application has been published
EP17199557

SYSTEM AND METHOD FOR CONTROLLING DUAL STARTER AIR VALVE

IPC classification:
F16K 1/12, F16K 31/124, F02C 7/277, F01D 19/02, F01D 17/06
Applicant:
United Technologies Corporation
Agent:
Olivia Tsang, Dehns Ltd
Status:
The application has been published
EP17200195

ADDITIVE MANUFACTURING PROCESS WITH METAL CHIPS PRODUCED BY MACHINING PROCESSES AS FEEDSTOCK

IPC classification:
B22F 9/00, C22B 7/00, B22F 9/08, B22F 8/00, B22F 3/105
Applicant:
United Technologies Corporation
Agent:
Olivia Tsang, Dehns Ltd
Status:
The application has been published

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