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 D630921


Design Patent #D630921: HEATING ELEMENT


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Application Number: 29335549
Filing Date: 2009-04-17
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 #D630921 is in USPC Patent Class D08 and Subclass 029100.

Macro View of Patent Class D08

Patent Class Description: Tools and hardware
This patent was issued in 2011. Below is a comparison of Invention Patent Rates in the preceding and proceeding few years for Patent Class D08:
Inventions in 20081123Change in %
Inventions in 200911240.09%
Inventions in 2010131116.64%
Inventions in 20111297-1.07%
Inventions in 201213131.23%
Inventions in 2013151215.16%
Inventions in 20141402-7.28%

Micro View of Patent Class D08 & Subclass 029100

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 029100:
Inventions in 20089Change in %
Inventions in 20093-66.67%
Inventions in 20106100.00%
Inventions in 20114-33.33%
Inventions in 201240.00%
Inventions in 20132-50.00%
Inventions in 20146200.00%