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 D631142


Design Patent #D631142: INNER PACKING ELEMENT FOR A HIGH PRESSURE SEAL


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Application Number: 29332234
Filing Date: 2009-02-11
Description, Images, Claims, Inventor, and history on Google Patents
Application Status: Patented Case
Status Date: 2010-12-28
Patent Issue Date: 2011-01-18
Expected Expiration: 2025-01-18

Patent #D631142 is in USPC Patent Class D23 and Subclass 262000.

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 262000

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 262000:
Inventions in 200825Change in %
Inventions in 200961144.00%
Inventions in 201050-18.03%
Inventions in 201115-70.00%
Inventions in 201241173.33%
Inventions in 201329-29.27%
Inventions in 20143313.79%