The giant squash, having the pseudonym "giant pumpkins" for its orange phenotype. Also, Atlantic Giant was a pseudonym associated with the giant squash in 1986, and a 1997-present US trademark. The squash has had numerous pseudonyms associated with it over the centuries. It has gotten larger, especially since the 1980's. It was up to 400 pounds in 1900, 500 pounds in the 1970's, and 1,000 pounds in 1995. 1,500 pounds were seen with the passage of another 10 years, and a one-ton fruit was announced in 2012.
Atlantic Giant is a pseudonym associated with the giant squash in 1986 (US PVP 8500204), and a 1997-present US trademark. It is a name only, and it is restricted (only since 1997-present). It is not a restriction on the giant squash (never has been). It simply cannot be associated with agricultural seed. It pertains only to agricultural seed, not fruit.