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Duane Morris

IP firm in

Duane Morris LLP, headquartered in San Francisco, offers intellectual property services through its team of 900+ attorneys across global offices, including patent litigation and IP licensing.

Duane Morris: IP firm in Chinatown

Duane Morris LLP, based at 1 Market St #2200, San Francisco, is a global law firm with over 900 attorneys across the United States and internationally. The firm’s intellectual property practice includes:

  • Patent prosecution and litigation
  • Trademark and copyright protection
  • IP portfolio management and licensing
  • Technology transfer agreements

With recent additions like IP Partner Daniel J. Tarr in Philadelphia, Duane Morris continues to strengthen its intellectual property capabilities while maintaining the collaborative culture that has fueled its growth for over a century.

Industry-specific activity

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Intellectual Property Fields

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Duane Morris

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Meet Duane Morris at events

Duane Morris is located at 1 Market St # 2200, San Francisco, CA 94105, United States, but you can meet them at events. You’ll find the complete list below.

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Closed

9:00 am - 5:00 pm

  • Monday

    9:00 am - 5:00 pm

  • Tuesday

    9:00 am - 5:00 pm

  • Wednesday

    9:00 am - 5:00 pm

  • Thursday

    9:00 am - 5:00 pm

  • Friday

    9:00 am - 5:00 pm

  • Saturday

    Closed all day

  • Sunday

    Closed all day

  • Local time

    August 15, 2025 10:20 pm
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