The titles, abstracts and first claims for 15,776 patent publications containing the word drone or drones from the Clarivate Analytics Derwent Innovation

data("tac")

Format

A data frame with 15,776 observations of 12 variables:

abstract

The original document abstract, 12798 93 percent of documents, a character vector

abstract_english

The english document abstract, 12295 94 percent of documents, a character vector

application_number

The long application number including the date, 15776 100 percent of documents, a character vector

first_claim

The first claim in a patent document, 15376 97 percent of documents, a character vector

inpadoc_family_members

INPADOC Family Members in long format with dates, 49625 97 percent of documents, a character vector

inpadoc_first_family_member

The earliest publication number in the inpadoc_family_members based on the date, 9,020, 98 percent of documents, a character vector

priority_number

Patent priority numbers in long format with dates, 23382 99 percent of documents, a character vector

publication_number

Publication numbers in short form minus dates, 18970 100 percent of documents, a character vector

publication_year

The year of publication of the publication numbers, 145 99 percent of documents, a character vector

related_application_numbers

Details of related patent applications, 7906 38 percent of documents, a character vector

title_english

The english title, 11113 99 percent of documents, a character vector

title_original

The original title, normally concatenated as English, French, German etc, 14324 97 percent of documents, a character vector

Source

Clarivate Analytics Derwent Innovation

Details

Patent data fields are commonly concatenated with a semicolon and require tidying for accurate counts.