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Methods And Systems For Characterizing Laser Machining Properties By Measuring Keyhole Dynamics Using Interferometry - EP2972479

The patent EP2972479 was granted to IPG Photonics Canada on Sep 9, 2020. The application was originally filed on Mar 13, 2014 under application number EP14764437A. The patent is currently recorded with a legal status of "Revoked".

EP2972479

IPG PHOTONICS CANADA
Application Number
EP14764437A
Filing Date
Mar 13, 2014
Status
Revoked
Mar 8, 2024
Publication Date
Sep 9, 2020
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions (3)

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.

CompanyOpposition DateRepresentativeOpposition Status

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LESSMULLER LASERTECHNIKJun 9, 2021THUMADMISSIBLE
STIESJun 9, 2021TER MEER STEINMEISTER & PARTNERADMISSIBLE
SPITMANNJun 8, 2021FISH & RICHARDSON PCADMISSIBLE

Patent Citations (23) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation PhasePublication Number
DESCRIPTIONWO2011CA50599
DESCRIPTIONCA2728950
INTERNATIONAL-SEARCH-REPORTDE10155203
INTERNATIONAL-SEARCH-REPORTUS2010142780
INTERNATIONAL-SEARCH-REPORTUS2011284508
INTERNATIONAL-SEARCH-REPORTUS2012138586
INTERNATIONAL-SEARCH-REPORTUS2012285936
OPPOSITIONDE10020559
OPPOSITIONDE10155203
OPPOSITIONDE102007016444
OPPOSITIONDE102011078089
OPPOSITIONDE10321894
OPPOSITIONUS2008281413
OPPOSITIONUS2010142780
OPPOSITIONUS2010288739
OPPOSITIONUS2011284508
OPPOSITIONUS2012138586
OPPOSITIONUS2012285936
OPPOSITIONUS6004314
OPPOSITIONWO2011009594
OPPOSITIONWO2012037694
OPPOSITIONWO2013000663
SEARCHCA2728950

Dossier Documents

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    Description

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