Dr. Langfinger & Partner

IP firm in

Sierra IP Law, PC in Kennewick provides patent, trademark and copyright services with 50+ years of combined intellectual property experience across Washington and California.

Dr. Langfinger & Partner: IP firm in Frankfurt am Main

Sierra IP Law, PC, based in Kennewick, Washington, provides intellectual property services across Washington and California. The firm offers:

  • Patent application preparation and prosecution
  • Trademark registration and enforcement
  • Copyright protection strategies
  • Intellectual property audits and assessments

With over 50 years of combined experience, Sierra IP Law helps clients protect their innovations, brands, and creative works while navigating complex IP landscapes in the Pacific Northwest region.

Industry-specific activity

  • All industries

Intellectual Property Fields

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Dr. Langfinger & Partner

Dr. Langfinger & Partner's team

Please find below the list of intellectual-property.org members registered as affiliated to Sierra IP Law.

Sierra IP Law has no member on the platform yet.

Dr. Langfinger & Partner's jobs

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Sierra IP Law is not recruiting at the moment.

Dr. Langfinger & Partner's publications

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Meet Dr. Langfinger & Partner at events

Sierra IP Law is located at 1030 N Center Pkwy Suite N196, Kennewick, WA 99336, United States, but you can meet them at events. You’ll find the complete list below.

Sierra IP Law is not hosting any event.

Sierra IP Law is not sponsoring any event.

Sierra IP Law is not exhibiting at any event.

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

    September 18, 2025 11:46 pm
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