Wednesday, July 8, 2026

Patent directory · USPTO A61K / A61P

Patents matching “guanidine hydrochloride”

1 pharma patents match "guanidine hydrochloride" in our USPTO index (A61K/A61P) — applicant, grant date, expiration, and drug links.

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This filtered view shows 1 pharmaceutical patents matching "guanidine hydrochloride" in our USPTO PatentsView index (CPC A61K/A61P). Search matches patent number, title, applicant, and CPC classification codes.

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1 result for “guanidine hydrochloride” · 30,257 patents in full index Clear search

  1. US 8642784

    Biologically active compound N-[3-(4-nitrophenylamino)-indole-2-ilmethylene]aminoguanidine hydrochloride with anti-inflammatory activity

    Obschestvo S Ogranichennoy Otvetstvennostyu “Polyar” (OOO Polyar) · Granted Feb 4, 2014 · Expires Jan 30, 2034

    granted