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US 4681893

Prior Art

The Chemical Formula for Atorvastatin, the Active Ingredient in Lipitor

Patents that US 4681893 cites as prior art — the earlier inventions that this patent builds upon or distinguishes itself from.

CITED PATENTS

7

IN PATENTLENS

0

Citation data

This patent cites 7 prior patents. Citation detail pages are being built out in Phase 2.

Prior art citations are sourced from the USPTO patent database. Only patents indexed in PatentBrief are shown as links — others are recorded by number only.