US 3349949
Forward Citations
The Invention of the Modern Soda Can Pull-Tab
Patents that cite US 3349949 — inventions that reference this patent as foundational prior art in their own applications. High forward citation counts indicate an influential patent.
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28 patents
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This patent has been cited by 28 later patents. Citation detail pages are being built out in Phase 2.
Forward citation data is sourced from the USPTO patent database. Only patents indexed in PatentBrief are shown as links.