Hi Marc, You're welcome. How this relates to international patents is an area that I know nothing about. But, I do know people who would know the answers, and I'll ask. Regards, Austin > -----Original Message----- > From: rollei_list-bounce@xxxxxxxxxxxxx > [mailto:rollei_list-bounce@xxxxxxxxxxxxx]On Behalf Of Marc James Small > Sent: Tuesday, October 06, 2009 1:15 PM > To: rollei_list@xxxxxxxxxxxxx > Subject: [rollei_list] Re: Patents and Lens Designs > > > At 12:49 PM 10/6/2009, Austin Franklin wrote: > >No problem: > > Thank you. Your scholarship is extensive and > impressive. Now take a look for, say, patents > issued to Dr Mandler. We KNOW what lenses he > designed and for which the optical industry > credits him -- after Bertele, he was the most > significant optical designer of the past > century. And his name is not on the > patents. So, I guess, in the end, all of the > Zeiss and Leitz/Leica patents are invalid. Most > interesting. I'm surprised that no one has ever challenged any of these. > > I suspect that there is a large amount of > daylight between practice and theory at play > here. Perhaps the US recognizes foreign patents > which have been domesticated? That is, perhaps > the position you cite does not apply when a > German company first patents in, say, > Liechenstein, and then registers the patent here? > > See, for instance, Kreis, FESTSCHRIFT, DR h.c.l. > BERTELE, Wild Heerbrugg, 1971, where it is > humorously noted that Bertele managed to keep his > name of the patents for his many lens designs. > > Marc > > > msmall@xxxxxxxxxxxx > Cha robh bàs fir gun ghràs fir! > > --- > Rollei List > > - Post to rollei_list@xxxxxxxxxxxxx > > - Subscribe at rollei_list-request@xxxxxxxxxxxxx with 'subscribe' > in the subject field OR by logging into www.freelists.org > > - Unsubscribe at rollei_list-request@xxxxxxxxxxxxx with > 'unsubscribe' in the subject field OR by logging into www.freelists.org > > - Online, searchable archives are available at > //www.freelists.org/archives/rollei_list > > --- Rollei List - Post to rollei_list@xxxxxxxxxxxxx - Subscribe at rollei_list-request@xxxxxxxxxxxxx with 'subscribe' in the subject field OR by logging into www.freelists.org - Unsubscribe at rollei_list-request@xxxxxxxxxxxxx with 'unsubscribe' in the subject field OR by logging into www.freelists.org - Online, searchable archives are available at //www.freelists.org/archives/rollei_list