Representative before the EPO

Employment test 501 - 1000 employees
Company dna marks and clerk llp
operating since 1887
Headquarter in London and 16 offices
active in Legal Services, IP Consulting, and Matchmaking and Trading

Martin P. Hagmann-Smith has worked on the following 34 EPO patent applications which have been published in the last five years:

EP11737592

DIGITAL JUKEBOX DEVICE WITH IMPROVED USER INTERFACES, AND ASSOCIATED METHODS

IPC classification:
G05B 15/00
Agent:
Martin P. Hagmann-Smith, Marks & Clerk LLP
Agent:
Yves Debay, Cabinet Debay
Status:
EXAMINATION REQUESTED
EP12075109

Digital jukebox device with improved user interfaces, and associated methods

IPC classification:
G11B 27/10, G11B 27/34, H05B 37/02
Agent:
Martin P. Hagmann-Smith, Marks & Clerk LLP
Agent:
Yves Debay, Cabinet Debay
Status:
EXAMINATION REQUESTED
EP12075108

Digital jukebox device with improved user interfaces, and associated methods

IPC classification:
G06Q 30/02, G06Q 50/00
Agent:
Martin P. Hagmann-Smith, Marks & Clerk LLP
Agent:
Yves Debay, Cabinet Debay
Status:
EXAMINATION REQUESTED
EP12753408

CHARACTERISATION OF PARTICLES

IPC classification:
G01N 15/00, G01N 15/10, G01N 15/12, G01N 27/447
Agent:
Multiple attorneys, Marks & Clerk LLP
Agent:
Dominic Michael Icely, IP Asset LLP
Status:
GRANT OF PATENT INTENDED
EP11871382

METHOD AND APPARATUS FOR THERMOELECTRIC COOLING OF FLUIDS

IPC classification:
F25B 21/02
Agent:
Martin P. Hagmann-Smith, Marks & Clerk LLP
Status:
APPLICATION WITHDRAWN
EP13769995

DIGITAL EMULATION OF CASH-BASED TRANSACTIONS

IPC classification:
G06Q 20/06
Agent:
Martin P. Hagmann-Smith, Marks & Clerk LLP
Agent:
Nigel John King Price, J A Kemp
Status:
EXAMINATION IN PROGRESS
EP13196963

Subsea internal riser rotating control device system and method

IPC classification:
E21B 33/08
Applicant:
Weatherford/Lamb Inc
Applicant:
Weatherford Technology Holdings, LLC
Agent:
Martin P. Hagmann-Smith, Marks & Clerk LLP
Status:
PATENT GRANTED
EP10791061

SYSTEM&METHOD OF INJECTING COMBUSTIBLE GAS IN LIQUID FORM INTO A DIESEL ENGINE

IPC classification:
F02D 19/06, F02D 19/08, F02D 19/10, F02M 21/02
Agent:
Martin P. Hagmann-Smith, Marks & Clerk LLP
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP13734481

METHOD FOR DRY-DOCKING A FLOATING UNIT

IPC classification:
B63C 1/04
Agent:
Martin P. Hagmann-Smith, Marks & Clerk LLP
Status:
PATENT GRANTED
EP13169033

Rotating control head radial seal protection and leak detection systems

IPC classification:
E21B 33/08, E21B 47/10
Applicant:
Weatherford/Lamb Inc
Applicant:
Weatherford Technology Holdings, LLC
Agent:
Martin P. Hagmann-Smith, Marks & Clerk LLP
Status:
EXAMINATION REQUESTED
EP13801418

LED LIGHTING SYSTEM REMOTELY DISTRIBUTED POWER NETWORK

IPC classification:
H02J 1/04, H05B 37/02
Agent:
Multiple attorneys, Marks & Clerk LLP
Status:
GRANT OF PATENT INTENDED
EP14189589

Plus-fraction corrections for heavy hydrocarbon liquids

IPC classification:
G01N 30/86, G01N 30/88, G01N 33/28
Applicant:
Weatherford Canada Partnership
Agent:
Martin P. Hagmann-Smith, Marks & Clerk LLP
Status:
GRANT OF PATENT INTENDED
EP14196736

Jukebox system with central and local music servers

IPC classification:
G06F 17/30, G07F 17/30
Agent:
Martin P. Hagmann-Smith, Marks & Clerk LLP
Status:
EXAMINATION IN PROGRESS
EP13765614

SULFUR DEGASSER APPARATUS AND METHOD

IPC classification:
C02F 1/20
Agent:
Martin P. Hagmann-Smith, Marks & Clerk LLP
Agent:
Ellen Setréus, Sandvik Intellectual Property AB
Status:
GRANT OF PATENT INTENDED
EP11867446

THERMOELECTRIC COOLING SYSTEMS

IPC classification:
F25B 21/02, F28D 15/02
Agent:
Martin P. Hagmann-Smith, Marks & Clerk LLP
Status:
APPLICATION WITHDRAWN
EP15167690

MARINE DIVERTER SYSTEM WITH REAL TIME KICK OR LOSS DETECTION

IPC classification:
E21B 21/00, E21B 21/08, E21B 33/08
Applicant:
Weatherford Technology Holdings, LLC
Agent:
Martin P. Hagmann-Smith, Marks & Clerk LLP
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP13169036

Rotating control head radial seal protection and leak detection systems

IPC classification:
E21B 33/08, F16J 15/32, F16K 41/04
Applicant:
Weatherford/Lamb Inc
Applicant:
Weatherford Technology Holdings, LLC
Agent:
Martin P. Hagmann-Smith, Marks & Clerk LLP
Status:
APPLICATION WITHDRAWN
EP13169038

Rotating control head radial seal protection and leak detection systems

IPC classification:
E21B 33/08, E21B 47/10
Applicant:
Weatherford/Lamb Inc
Applicant:
Weatherford Technology Holdings, LLC
Agent:
Martin P. Hagmann-Smith, Marks & Clerk LLP
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP13172554

Downhole deployment valves

IPC classification:
E21B 21/08, E21B 21/10, E21B 34/00, E21B 34/14
Applicant:
Weatherford/Lamb Inc
Applicant:
Weatherford Technology Holdings, LLC
Agent:
Martin P. Hagmann-Smith, Marks & Clerk LLP
Status:
PATENT GRANTED
EP13165538

Substance delivery device

IPC classification:
A61M 5/20
Applicant:
Owen Mumford Ltd
Agent:
Martin P. Hagmann-Smith, Marks & Clerk LLP
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP15194374

DIGITAL DOWNLOADING JUKEBOX WITH ENHANCED COMMUNICATION FEATURES

IPC classification:
G06F 3/0484, G06Q 30/02, G06Q 30/06, G07F 17/30, G11B 27/10
Agent:
Martin P. Hagmann-Smith, Marks & Clerk LLP
Status:
EXAMINATION REQUESTED
EP15768978

DIGITAL JUKEBOX DEVICE WITH IMPROVED USER INTERFACES, AND ASSOCIATED METHODS

IPC classification:
G06F 3/048
Agent:
Multiple attorneys, Marks & Clerk LLP
Status:
EXAMINATION REQUESTED
EP16171810

MARINE DIVERTER SYSTEM WITH REAL TIME KICK OR LOSS DETECTION

IPC classification:
E21B 21/00, E21B 21/08, E21B 33/08
Applicant:
Weatherford Technology Holdings, LLC
Agent:
Martin P. Hagmann-Smith, Marks & Clerk LLP
Status:
APPLICATION PUBLISHED
EP16183105

PUMPING SYSTEM AND METHOD

IPC classification:
E21B 43/12
Applicant:
Weatherford Technology Holdings, LLC
Agent:
Multiple attorneys, Marks & Clerk LLP
Status:
Request for examination was made
EP16183125

PUMPING SYSTEM AND METHOD

IPC classification:
E21B 43/12
Applicant:
Weatherford Technology Holdings, LLC
Agent:
Multiple attorneys, Marks & Clerk LLP
Status:
Request for examination was made
EP15888727

DRILLING STRIPPING ELEMENT

IPC classification:
E21B 33/06, E21B 33/068, E21B 33/08
Applicant:
Weatherford Technology Holdings, LLC
Agent:
Multiple attorneys, Marks & Clerk LLP
Status:
EXAMINATION REQUESTED
EP15727289

ROTATING CONTROL DEVICE RADIAL SEAL PROTECTION

IPC classification:
E21B 33/08
Applicant:
Weatherford Technology Holdings, LLC
Agent:
Multiple attorneys, Marks & Clerk LLP
Status:
EXAMINATION REQUESTED
EP15727285

MISALIGNMENT MITIGATION IN A ROTATING CONTROL DEVICE

IPC classification:
E21B 21/08, E21B 33/08
Applicant:
Weatherford Technology Holdings, LLC
Agent:
Multiple attorneys, Marks & Clerk LLP
Status:
EXAMINATION REQUESTED
EP15806275

RISER WITH INTERNAL ROTATING FLOW CONTROL DEVICE

IPC classification:
E21B 17/01, E21B 33/038
Applicant:
Weatherford Technology Holdings, LLC
Agent:
Multiple attorneys, Marks & Clerk LLP
Status:
EXAMINATION REQUESTED
EP16197868

SUBSEA INTERNAL RISER ROTATING CONTROL DEVICE SYSTEM AND METHOD

IPC classification:
E21B 33/08
Applicant:
Weatherford Technology Holdings, LLC
Agent:
Multiple attorneys, Marks & Clerk LLP
Status:
APPLICATION PUBLISHED
EP16199698

WELL PUMPING SYSTEM AND METHOD

IPC classification:
E21B 43/12
Applicant:
Weatherford Technology Holdings, LLC
Agent:
Multiple attorneys, Marks & Clerk LLP
Status:
EXAMINATION REQUESTED
EP16207391

FLUID DRILLING EQUIPMENT

IPC classification:
E21B 7/02, E21B 21/10, E21B 33/06, E21B 33/08
Applicant:
Weatherford Technology Holdings, LLC
Agent:
Multiple attorneys, Marks & Clerk LLP
Status:
APPLICATION PUBLISHED
EP16199697

WELL PUMPING SYSTEM AND METHOD

IPC classification:
E21B 43/12
Applicant:
Weatherford Technology Holdings, LLC
Agent:
Multiple attorneys, Marks & Clerk LLP
Status:
EXAMINATION REQUESTED
EP15824645

SYSTEMS AND/OR METHODS FOR AUTOMATICALLY PROTECTING AGAINST MEMORY CORRUPTION VULNERABILITIES

IPC classification:
G06F 21/56
Agent:
Martin P. Hagmann-Smith, Marks & Clerk LLP
Status:
Request for examination was made

Please Sign in to use this feature