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[CFRG] OCB patents are abandoned; freely usable

"Salz, Rich" <rsalz@akamai.com> Fri, 26 February 2021 16:30 UTC

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From: "Salz, Rich" <rsalz@akamai.com>
To: "cfrg@ietf.org" <cfrg@ietf.org>
Thread-Topic: OCB patents are abandoned; freely usable
Thread-Index: AQHXDFy0bF9KM110L0GKKP/csB2SNQ==
Date: Fri, 26 Feb 2021 16:30:33 +0000
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Subject: [CFRG] OCB patents are abandoned; freely usable
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Quoting from a posting to the cryptography mailing list, https://www.metzdowd.com/pipermail/cryptography/2021-February/036762.html :



On 2/16/21, 9:19 PM, "Jon Callas" <jon@callas.org> wrote:

. . .

    The deal, which is publicly verifiable from the PTO, is that he stopped paying the PTO upkeep fee, and so the patents are all now abandoned. I wrote him because I went to the PTO to check on expiry dates and saw that and thought "huh?" about it. He verified that it was intentional as a way to put the matter to bed without license games.

. . .

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