A61F 2013/51492

Having specially shaped gas or air bubbles or bag-like structure

Official title: {having specially shaped gas or air bubbles or bag-like structure}

A61F2013/51492 (Having specially shaped gas or air bubbles or bag-like structure) appears on 50 US grants and 14 published applications in this corpus.

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Granted patents
50
Published applications
14
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14
Inventors
52
Latest grant
22 Sep 2026

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