The August 1982 registration discussed in the article was entitled "Computer program for electronic mail system." There are many subsequent registrations for t

The August 1982 registration discussed in the article was entitled "Computer program for electronic mail system." There are many subsequent registrations for things named "email." The copyright office catalog has 1977 registrations for a newsletter about "electronic mail & message systems" ("covering technology, user, product and legislative trends in graphic and record communications.") There is a 1979 registration for a book about "The Electronic mail market in Europe" and another for "Electronic mail in the 1980’s."