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 D629467


Design Patent #D629467: DUAL ROTOR MINI TOY HELICOPTER


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Application Number: 29307505
Filing Date: 2008-04-24
Description, Images, Claims, Inventor, and history on Google Patents
Application Status: Patented Case
Status Date: 2010-12-01
Patent Issue Date: 2010-12-21
Expected Expiration: 2024-12-21

Patent #D629467 is in USPC Patent Class D21 and Subclass 442000.

Macro View of Patent Class D21

Patent Class Description: Games, toys, and sports goods
This patent was issued in 2010. Below is a comparison of Invention Patent Rates in the preceding and proceeding few years for Patent Class D21:
Inventions in 2007904Change in %
Inventions in 2008825-8.74%
Inventions in 2009821-0.48%
Inventions in 201093914.37%
Inventions in 2011906-3.51%
Inventions in 2012903-0.33%
Inventions in 2013101011.85%

Micro View of Patent Class D21 & Subclass 442000

Patent Subclass Description (on USPTO.gov)
This patent was granted (issued) in 2010. Below is a comparison of Subclass Invention Rates in the preceding and proceeding few years for Patent Subclass 442000:
Inventions in 20072Change in %
Inventions in 20085150.00%
Inventions in 20092-60.00%
Inventions in 20100ZERO!
Inventions in 20110ZERO!
Inventions in 201210.00%
Inventions in 20133200.00%