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Porous Sections With Partially-Fused Build Material Particles

Patent No. EP3888888 (titled "Porous Sections With Partially-Fused Build Material Particles") was filed by Hewlett Packard on Mar 25, 2021. The application was issued on Mar 15, 2023.

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 DateRepresentative
CELWISEDec 15, 2023AWA SWEDEN

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.

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EP3888888

HEWLETT PACKARD
Application Number
EP21165068A
Filing Date
Mar 25, 2021
Status
Granted And Under Opposition
Feb 10, 2023
Publication Date
Mar 15, 2023