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 D627260


Design Patent #D627260: RAILWAY SLEEPER


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Application Number: 29345735
Filing Date: 2009-10-21
Description, Images, Claims, Inventor, and history on Google Patents
Application Status: Patented Case
Status Date: 2010-10-27
Patent Issue Date: 2010-11-16
Expected Expiration: 2024-11-16

Patent #D627260 is in USPC Patent Class D12 and Subclass 049000.

Macro View of Patent Class D12

Patent Class Description: Transportation
This patent was issued in 2010. Below is a comparison of Invention Patent Rates in the preceding and proceeding few years for Patent Class D12:
Inventions in 20071647Change in %
Inventions in 20081523-7.53%
Inventions in 200915844.01%
Inventions in 20101450-8.46%
Inventions in 2011162011.72%
Inventions in 2012181512.04%
Inventions in 201318431.54%

Micro View of Patent Class D12 & Subclass 049000

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 049000:
Inventions in 20070ZERO!
Inventions in 20080ZERO!
Inventions in 200910.00%
Inventions in 20100ZERO!
Inventions in 20112100.00%
Inventions in 20121-50.00%
Inventions in 20133200.00%