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Patent directory · USPTO A61K / A61P

Patents matching “GUANGZHOU HYBRIBIO BIOTECH LTD.”

2 pharma patents match "GUANGZHOU HYBRIBIO BIOTECH LTD." in our USPTO index (A61K/A61P) — applicant, grant date, expiration, and drug links.

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This filtered view shows 2 pharmaceutical patents matching "GUANGZHOU HYBRIBIO BIOTECH LTD." in our USPTO PatentsView index (CPC A61K/A61P). Search matches patent number, title, applicant, and CPC classification codes.

Patent results

2 results for “GUANGZHOU HYBRIBIO BIOTECH LTD.” · 30,257 patents in full index Clear search

  1. US 11564891

    Chloroquine gel and preparation method and application thereof

    GUANGZHOU HYBRIBIO BIOTECH LTD. · Granted Jan 31, 2023 · Expires Jan 26, 2043

    granted
  2. US 11147773

    Chloroquine gel and preparation method and application thereof

    GUANGZHOU HYBRIBIO BIOTECH LTD. · Granted Oct 19, 2021 · Expires Oct 14, 2041

    granted