CA Patent

CA978308A — Use of activated carbon to recover and separate chemicals produced during pulping operations

Assigned to Kimberly Clark Tissue Co · Expires 1975-11-25 · 50y expired

What this patent protects

Patent listed against melphalan-hydrochloride.

Drugs covered by this patent

melphalan-hydrochloride (MELPHALAN HYDROCHLORIDE)

Patent Metadata

Patent number: CA978308A
Jurisdiction: CA
Classification: —
Expires: 1975-11-25
Drug substance claim: No
Drug product claim: No
Assignee: Kimberly Clark Tissue Co
Source: FDA Orange Book + USPTO grounding via Google Patents

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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