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Perkins David L patents

Perkins David L holds 5 patents in our database, with recent filings and technology areas summarized below.

Company patent statistics
MetricValue
Total patents5
Recent patents0
First publicationNov 10, 2015
Latest publicationDec 20, 2016

Filing trend

Year-over-year patent counts for this assignee.

Filing activity appears to be growing based on the most recent years.

Patents filed per year
YearPatents
20151
20164
Browse patents by year
YearPatents
20151
20164

Recent patents

Latest publications where this party is an assignee.

Notable patents

Representative or frequently cited publications from precomputed assignee stats.

Top CPC classifications

Most common classification codes in this portfolio.

Top CPC codes by patent count
CPCPatents
G01J3/02293
G01J3/02352
G01N33/00091
G01N33/281
G01V8/001

Technology areas

Mapped technology topics for this assignee.

Company technology slices
TechnologyPatents
Physics5
Fixed Constructions2