IP Verse

Measuring Device For Measuring A Flow Speed Of A Fluid - EP3388794

The patent EP3388794 was granted to Sick Engineering on Mar 9, 2022. The application was originally filed on Apr 13, 2017 under application number EP17166569A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

EP3388794

SICK ENGINEERING
Application Number
EP17166569A
Filing Date
Apr 13, 2017
Status
Patent Maintained As Amended
Feb 4, 2022
Grant Date
Mar 9, 2022
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions

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

Get instant alerts for new oppositions and patent status changes

DIEHL METERINGDec 6, 2019DIEHL PATENTABTEILUNGADMISSIBLE

Patent Citations (6) New

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

Citation PhasePublication NumberPublication Link
OPPOSITIONDE102012111757
OPPOSITIONDE19823165
OPPOSITIONEP2642167
OPPOSITIONJPH06249690
OPPOSITIONUS2017088270
SEARCHJP2895704B

Non-Patent Literature (NPL) Citations (10) New

NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.

Citation PhaseReference TextLink
OPPOSITION- anonymous, "Superellipse, Wikipedia the free encyclopedia", (20161104), URL: https://en.wikipedia.orq/w/index.php?title=Superellipse&oldid=922145163, (20191201), XP055658240-
OPPOSITION- HERBERT KÖCHNER, Modellierung der Wechselwirkung zwischen Ultraschall- und Geschwindigkeitsfeldern von Fluiden und deren Anwendung auf die Auslegung von Ultraschall Durchflussmessern für Gase, VDI Verlag GmbH- Düsseldorf, (19970000), pages V-IX, 1 - 146-
OPPOSITION- Karsten Tawackolian, "Fluiddynamische Auswirkungen auf die Messabweichung von Ultraschall- Durchflussmessgeräten", Dissertation, Berlin, (20130000), pages 1 - 161, XP055658078-
OPPOSITION- LARSEN et al., "Superelliptic Broadband Transition Between Rectangular and Circular Waveguides", 1st European Microwave Converence, (19690000), pages 277 - 280, XP031601208-
OPPOSITION- M. GARDNER, "Mathematical Games: The ''superellipse'': a curve that lies between the ellipse and the rectangular", Scientific American, (19650900), vol. 213, no. 3, pages 222 - 238, XP055658242-
OPPOSITION- RICHARD H. CAVICCHI, "Application of the RNS3D Code to a Circular-Rectangular Transition Ducht With and Without Inlet Swirl and Comparison With Experiments", NASA/TM-1999-209394, (19991000), pages 2pp, 1 - 27, 3pp, XP055658090-
OPPOSITION- T. SCHLIWKA et al., "DIE ENTWICKLUNG EINER MESS-STRECKE MIT OPTISCHEM ZUGANG FÜR DEN HEIß-AKUSTIK-TESTSTAND IN BERLIN", Deutscher Luft- und Raumfahrtkongress, (20130000), pages 1 - 8, XP055658086-
OPPOSITION- WILLIAM P. PATRICK et al., "LASER VELOCIMETER AND TOTAL PRESSURE MEASUREMENTS IN CIRCULAR-TO-RECTANGULAR TRANSITION DUCTS", United Technologies Research Center Report No. 87-41, (19880600), pages iii-xi, 1 - 118, XP055658092-
OPPOSITION- D.O. DAVIS et al., "Experimental Investigation of Turbulent Flow Through a Circular-to-Rectangular Transition Duct", AIAA Journal, (19920000), vol. 30, no. 2, pages 367 - 375, XP055658087
SEARCH- TOVE LARSEN, "Superelliptic Broadband Transition Between Rectangular and Circular Waveguides", MICROWAVE CONFERENCE, 1969. 1ST EUROPEAN, IEEE, PISCATAWAY, NJ, USA, (19690908), pages 277 - 280, XP031601208 [A] 3 * figures 1-4 *-

Download Citation Report

Get a free citation report including examiner, opposition, and international search citations.

Get Citation Report

Dossier Documents

The dossier documents provide a comprehensive record of the patent’s prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent’s legal journey and any challenges it may have faced during examination.

  • Date

    Description

  • Get instant alerts for new documents