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According to the article, the patent was filed in 1942 and lapsed 17 years later in 1959. However: In 1998, "Ottawa wireless technology developer Wi-LAN, Inc.
by jluxenberg 16y ago
According to the article, the patent was filed in 1942 and lapsed 17 years later in 1959. However:
In 1998, "Ottawa wireless technology developer Wi-LAN, Inc. 'acquired a 49 percent claim to the patent from Lamarr for an undisclosed amount of stock'"
Why purchase rights to an expired patent?