EP3733299A1 — Membrane unit for generating in aerosol in an aerosol therapy device, aerosol therapy device and method of manufacturing a membrane unit of an aerosol generator
Assigned to PARI Pharma GmbH · Expires 2020-11-04 · 6y expired
What this patent protects
The present invention relates to a membrane unit for generating an aerosol in an aerosol therapy device, the membrane unit comprising a membrane (1) having an area (6) comprising a plurality of through-holes for nebulizing a fluid and a flange (7) circumferentially surrounding th…
USPTO Abstract
The present invention relates to a membrane unit for generating an aerosol in an aerosol therapy device, the membrane unit comprising a membrane (1) having an area (6) comprising a plurality of through-holes for nebulizing a fluid and a flange (7) circumferentially surrounding the area (6), and a substrate (2) having an opening (8) wherein the flange (7) of the membrane (1) is welded to the substrate (2) so that the area (6) is located in the opening (8) wherein the weld (5) comprises at least three discontinuous welds (5c) arranged at a distance from each other along a circumference of the opening (8) and a first annular weld (5b) circumferentially surrounding the opening (8).
Drugs covered by this patent
- glycopyrrolate (Glycopyrrolate) · Yonsei University
Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.
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