Representative before the EPO

Employment test 51 - 200 employees
Company dna maiwald patentanwalts gmbh
operating since 1995
Headquarter in Munich and 4 offices
active in Legal Services and IP Consulting

We have observed 21 EP applications Vera Tiefbrunner has served for within the last five+ years. (We consider all applications which have an EP A1 or A2 publication dated after August 18, 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:

EP11799108

PROCESS FOR WATER BASED MINERAL MATERIAL SLURRY SURFACE WHITENING

IPC classification:
G01N 21/25, D21H 17/00, C09C 3/10, C09C 1/42, C09C 1/40, C09C 1/36, C09C 1/02
Applicant:
Omya International AG
Agent:
Vera Tiefbrunner, Maiwald Patentanwalts GmbH
Status:
EXAMINATION IN PROGRESS
EP12186131

Rheologically stable aqueous mineral material suspensions comprising organic polymers having reduced volatile organic compound (VOC) content

IPC classification:
D21H 17/00, C09C 1/02
Applicant:
Omya International AG
Agent:
Vera Tiefbrunner, Maiwald Patentanwalts GmbH
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP12188419

Gastroretentive drug formulation and delivery systems and their method of preparation using functionalized calcium carbonate

IPC classification:
A61K 9/20, A61K 9/16, A61K 9/00
Applicant:
Omya International AG
Agent:
Vera Tiefbrunner, Maiwald Patentanwalts GmbH
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP12781346

NEW COATED CONTROLLED RELEASE ACTIVE AGENT CARRIERS

IPC classification:
A61K 9/50, A61K 9/20, A61K 9/16
Applicant:
Omya International AG
Agent:
Vera Tiefbrunner, Maiwald Patentanwalts GmbH
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP12185246

Print medium

IPC classification:
D21H 21/52, D21H 19/38, C08K 3/26, C04B 14/28
Applicant:
Omya International AG
Agent:
Vera Tiefbrunner, Maiwald Patentanwalts GmbH
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP12721553

PROCESS FOR MANUFACTURING COATED SUBSTRATES

IPC classification:
B41M 5/52, B41M 5/50, B41M 5/42
Applicant:
Omya International AG
Agent:
Vera Tiefbrunner, Maiwald Patentanwalts GmbH
Status:
GRANT OF PATENT INTENDED
EP14175451

Process for the production of nano-fibrillar cellulose gels

IPC classification:
D21C 9/00, D21B 1/30, D21B 1/04, D01F 2/02, C08J 3/075, C08J 3/00
Applicant:
Omya International AG
Agent:
EDP Patent Attorneys B.V.
Agent:
Vera Tiefbrunner, Maiwald Patentanwalts GmbH
Status:
GRANT OF PATENT INTENDED
EP14175471

Process for the production of nano-fibrillar cellulose suspensions

IPC classification:
D21H 11/18, D21H 11/00, D21D 1/00, D21C 9/00, D21B 1/16
Applicant:
Omya International AG
Agent:
EDP Patent Attorneys B.V.
Agent:
Vera Tiefbrunner, Maiwald Patentanwalts GmbH
Status:
GRANT OF PATENT INTENDED
EP13702068

A COMPOSITION AND METHOD FOR CONTROLLING THE WETTABILITY OF SURFACES

IPC classification:
D21H 17/00, C09C 1/02
Applicant:
Omya International AG
Agent:
Vera Tiefbrunner, Maiwald Patentanwalts GmbH
Status:
GRANT OF PATENT INTENDED
EP13703833

MINERAL MATERIAL POWDER WITH HIGH DISPERSION ABILITY AND USE OF SAID MINERAL MATERIAL POWDER

IPC classification:
D21H 17/00, C09C 3/04, C09C 1/02
Applicant:
Omya International AG
Agent:
Vera Tiefbrunner, Maiwald Patentanwalts GmbH
Status:
EXAMINATION IN PROGRESS
EP13765744

RHEOLOGICALLY STABLE AQUEOUS MINERAL MATERIAL SUSPENSIONS COMPRISING ORGANIC POLYMERS HAVING REDUCED VOLATILE ORGANIC COMPOUND (VOC) CONTENT

IPC classification:
D21H 17/00, C09C 1/02
Applicant:
Omya International AG
Agent:
Vera Tiefbrunner, Maiwald Patentanwalts GmbH
Status:
EXAMINATION IN PROGRESS
EP13774198

GASTRORETENTIVE DRUG FORMULATION AND DELIVERY SYSTEMS AND THEIR METHOD OF PREPARATION USING FUNCTIONALIZED CALCIUM CARBONATE

IPC classification:
A61K 9/20, A61K 9/16, A61K 9/00
Applicant:
Omya International AG
Agent:
Vera Tiefbrunner, Maiwald Patentanwalts GmbH
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP14170578

METHOD FOR THE PRODUCTION OF GRANULES COMPRISING SURFACE-REACTED CALCIUM CARBONATE

IPC classification:
C09C 1/02
Applicant:
Omya International AG
Agent:
Vera Tiefbrunner, Maiwald Patentanwalts GmbH
Status:
EXAMINATION IN PROGRESS
EP14173318

Method for the control of odour

IPC classification:
A61L 9/014
Applicant:
Omya International AG
Agent:
Vera Tiefbrunner, Maiwald Patentanwalts GmbH
Status:
The patent has been granted
EP14173325

METHOD FOR THE PRODUCTION OF GRANULES COMPRISING SURFACE-REACTED CALCIUM CARBONATE

IPC classification:
C09C 1/02
Applicant:
Omya International AG
Agent:
Vera Tiefbrunner, Maiwald Patentanwalts GmbH
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP16167943

NEW COATED CONTROLLED RELEASE ACTIVE AGENT CARRIERS

IPC classification:
A61K 9/50, A61K 9/20, A61K 9/16
Applicant:
Omya International AG
Agent:
Vera Tiefbrunner, Maiwald Patentanwalts GmbH
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP15161992

STRETCHABLE COATINGS

IPC classification:
D21H 19/58, D21H 19/56, C09D 133/12, B41M 5/52, D21H 19/38
Applicant:
Omya International AG
Agent:
Vera Tiefbrunner, Maiwald Patentanwalts GmbH
Status:
The patent has been granted
EP15171409

USE OF SURFACE-REACTED CALCIUM CARBONATE AS ANTI-BLOCKING AGENT

IPC classification:
C09D 133/08, C08K 3/26, C09C 1/02
Applicant:
Omya International AG
Agent:
Vera Tiefbrunner, Maiwald Patentanwalts GmbH
Status:
EXAMINATION REQUESTED
EP17174527

COATING COMPOSITION COMPRISING SUBMICRON CALCIUM CARBONATE

IPC classification:
C09D 7/12, C09C 1/00
Applicant:
Omya International AG
Agent:
Vera Tiefbrunner, Maiwald Patentanwalts GmbH
Status:
The application has been published
EP16714370

STRETCHABLE COATINGS

IPC classification:
D21H 19/58, D21H 19/56, C09D 133/12, B41M 5/52, D21H 19/38
Applicant:
Omya International AG
Agent:
Vera Tiefbrunner, Maiwald Patentanwalts GmbH
Status:
Request for examination was made
EP16727393

USE OF SURFACE-REACTED CALCIUM CARBONATE AS ANTI-BLOCKING AGENT

IPC classification:
C09D 133/08, C08K 3/26, C09C 1/02
Applicant:
Omya International AG
Agent:
Vera Tiefbrunner, Maiwald Patentanwalts GmbH
Status:
Request for examination was made

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