IP Verse

Holding Plate And Method For Producing A Holding Plate

Patent No. EP2772172 (titled "Holding Plate And Method For Producing A Holding Plate") was filed by Wolf PVG on Feb 12, 2014. The application was issued on Apr 17, 2019.

Patent Summary

A vacuum cleaner bag holding plate with a pivotable closure element that can be produced with a minimal number of components and steps. The holding plate features a base plate with an inflow opening and a closure element formed integrally with the base plate. The closure element is folded over the opening and biased to a closed position by a spring. The holding plate also includes a holding portion connected to the base plate via a film hinge, which can be folded together with the closure element.

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Patent Oppositions (2)

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 DateRepresentative
EUROFILTERS HOLDINGJan 17, 2020GRUNECKER PATENT
ELKU BAUTEILEJan 13, 2020SZAUNIG

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

EP2772172

WOLF PVG
Application Number
EP14154784A
Filing Date
Feb 12, 2014
Status
Granted And Under Opposition
Mar 15, 2019
Publication Date
Apr 17, 2019
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