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Claiming Said Invention

The chart above provides an update to my prior post – looking at patents issued over the past 40 years and finding the proportion of patents that use the word “SAID” within the patent claims. During this time, there has been a general trend in legal writing toward the use of Plain English rather than legalese, and I […]
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Identifying the Invention as part of the Claims

Industries / Law : Patent Law Blog (Patently-O)

by Dennis Crouch The above chart is indicative of patent applicants' shift away from filing patent applications that particularly identify the inventive features of the patent being demanded. “Whereby” clauses have traditionally bee...

Identifying the Invention as part of the Claims

Industries / Law : Patent Law Blog (Patently-O)

by Dennis Crouch I see the above chart is indicative of patent applicants' shift away from filing patent applications that particularly identify the inventive features of the inventions being patented. “Whereby” clauses have traditi...

Patent Pendency as a Function of Claim Count

Industries / Law : Patent Law Blog (Patently-O)

This is an updated version of a chart that I made a few years ago -- this time using utility patents issued 1/2009 through 11/2011. To create the chart, I grouped patents according to the number of claims in the...

Claims in Issued Patents

Industries / Law : Patent Law Blog (Patently-O)

The chart above shows the average and median number of claims in issued patents, grouped by issue week. The median count is a 20-week moving average. As you can see, over the past seven years, the number of claims-per-patent has...

Compact Patents

Industries / Law : Patent Law Blog (Patently-O)

The chart above shows the percentage of U.S. patents that list more than thirty patent claims.  As you can see, the numbers have fallen for the past decade of patent issuances.  (Each dot represents patents issued within a single we...

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