Category Archives: classification

When I teach people how to conduct a proper search of the patent literature, I always find it challenging to convince them that they need to include older patents in their searches. Most people, especially undergraduate students, are content to … Continue reading

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Classification Order 1877 – Class 606, Surgery

The USPTO has recently published Classification Order #1877 affecting subclasses in Class 606, Surgery. Class 606 is part of a mega-class composed of Classes 128, 600, 601, 602, 604, 606, 607. Class 606 covers surgical instruments. This is the third … Continue reading

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New USPC Classification Orders

The USPTO has recently issued several new classification orders affecting Classes 375 (Pulse or Digital Communications), 386 (Television Signal Processing for Dynamic Recording or Reproduction) and 525 (Synthetic Resins or Rubbers).

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US Classification Tools – New Feature

The USPTO’s online classification search system has a new feature that will make browsing classification schedules much easier. Users can now use an “Outline” feature to collapse any schedule from its normal full display to just its mainline through level … Continue reading

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