Expired Patent Awareness System

BDTwo Patent Monitoring

Blooms (Plant Patents), Designs (Design Patents) & Developments (Utility Patents) distributed via Big Data.

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Expiring Patents Search Results for Design Patent Number D633181


Design Patent #D633181: FLOW RATE CONTROLLER


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Application Number: 29327405
Filing Date: 2008-11-05
Description, Images, Claims, Inventor, and history on Google Patents
Application Status: Patented Case
Status Date: 2011-02-02
Patent Issue Date: 2011-02-22
Expected Expiration: 2025-02-22

Patent #D633181 is in USPC Patent Class D23 and Subclass 245000.

Macro View of Patent Class D23

Patent Class Description: Environmental heating and cooling; fluid handling and sanitary equipment
This patent was issued in 2011. Below is a comparison of Invention Patent Rates in the preceding and proceeding few years for Patent Class D23:
Inventions in 20081144Change in %
Inventions in 200912297.43%
Inventions in 20101152-6.27%
Inventions in 201111651.13%
Inventions in 2012132713.91%
Inventions in 20131220-8.06%
Inventions in 201412714.18%

Micro View of Patent Class D23 & Subclass 245000

Patent Subclass Description (on USPTO.gov)
This patent was granted (issued) in 2011. Below is a comparison of Subclass Invention Rates in the preceding and proceeding few years for Patent Subclass 245000:
Inventions in 20081Change in %
Inventions in 200910.00%
Inventions in 20103200.00%
Inventions in 201130.00%
Inventions in 20122-33.33%
Inventions in 20134100.00%
Inventions in 20142-50.00%