Expired Patent Awareness System

BDTwo Patent Monitoring

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

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Patents Search Results for Utility Patent Number 8139928


Utility Patent #8139928: METHOD OF CREATING PLAYBACK CONTROL FILE FOR RECORDING MEDIUM AND METHOD AND APPARATUS FOR REPRODUCING DATA USING THE PLAYBACK CONTROL FILE


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Application Number: 10992088
Filing Date: 2004-11-19
Description, Images, Claims, Inventor, and history on Google Patents
USPC Classification: 386
USPC Subclassification: 052000
Application Status: Patented Case
Status Date: 2012-02-29
Patent Issue Date: 2012-03-20
Expected Expiration: 2024-11-19

Patent #8139928 is in USPC Patent Class 386 and Subclass 052000.

Macro View of Patent Class 386

Patent Class Description: Motion video signal processing for recording or reproducing
This patent was applied for in 2004. Below is a comparison of Invention Rates in the preceding and proceeding 3 years for Patent Class 386:
Inventions in 2001668Change in %
Inventions in 20026791.65%
Inventions in 2003648-4.57%
Inventions in 200482727.62%
Inventions in 2005771-6.77%
Inventions in 200699428.92%
Inventions in 2007873-12.17%

Micro View of Patent Class 386 & Subclass 052000

Patent Subclass Description (on USPTO.gov)
This patent was applied for in 2004. Below is a comparison of Subclass Invention Rates in the preceding and proceeding 3 years for Patent Subclass 052000:
Inventions in 200127Change in %
Inventions in 200221-22.22%
Inventions in 200319-9.52%
Inventions in 20042847.37%
Inventions in 200523-17.86%
Inventions in 200615-34.78%
Inventions in 20071926.67%

Patent #8139928 NAICS (North American Industry Classification System)

Patents with USPC Class 386 typically affect these industries.

Macro View of USPC 386 to NAICS

USPC to NAICS probabilities:
USPC ClassNAICS CodeDescriptionAllocation
38633Manufacturing100%

Why don't the percentages in MACRO and MICRO Match?

There are rounding errors experienced when converting USPC Classes to NAICS codes. Items with less than ~2.5% influence in a category are removed for clarity. For instance, multiple Micro classes can sum up to a Macro class greater than 2.5% without being delineated. Or a Macro view shows a number far larger than the sum of Micro categories because many small contributors were not shown. Eliminating categories (Macro or Micro) with less than ~2.5% influence results in small differences between the figures above and those below (to the right).
Click for reference papers.

Micro View of USPC 386 to NAICS

USPC to NAICS probabilities:
USPC ClassNAICS CodeDescriptionAllocation
386334Computer and Electronic Product Manufacturing100%