English: First diagram of an
iconoscope television camera tube, one of the earliest practical
video camera tubes, invented by
Vladimir Zworykin, from his 1931 US patent. Zworykin patented the tube for use as an ultraviolet video microscope, but applied it to the new expanding technology of television.
In specific cases, patent applicants and holders may claim copyright in portions of those documents. In those specific cases, applicants are required to identify the portions that are protected under copyright, and are additionally required to state the following within the body of the application and patent (see
37 CFR 1.71(d) & (e) and
37 CFR 1.84(s), and
MPEP § 608.01(e) &
(w) and
MPEP § 1512):
A portion of the disclosure of this patent document contains material which is subject to (copyright or mask work) protection. The (copyright or mask work) owner has no objection to the facsimile reproduction by anyone of the patent document or the patent disclosure, as it appears in the Patent and Trademark Office patent file or records, but otherwise reserves all (copyright or mask work) rights whatsoever.
The original patent should be checked for the presence of such language before an assumption is made that the contents are in the public domain. (This template can be replaced by
{{PD-US-patent-no notice}} in such cases.)
English: First diagram of an
iconoscope television camera tube, one of the earliest practical
video camera tubes, invented by
Vladimir Zworykin, from his 1931 US patent. Zworykin patented the tube for use as an ultraviolet video microscope, but applied it to the new expanding technology of television.
In specific cases, patent applicants and holders may claim copyright in portions of those documents. In those specific cases, applicants are required to identify the portions that are protected under copyright, and are additionally required to state the following within the body of the application and patent (see
37 CFR 1.71(d) & (e) and
37 CFR 1.84(s), and
MPEP § 608.01(e) &
(w) and
MPEP § 1512):
A portion of the disclosure of this patent document contains material which is subject to (copyright or mask work) protection. The (copyright or mask work) owner has no objection to the facsimile reproduction by anyone of the patent document or the patent disclosure, as it appears in the Patent and Trademark Office patent file or records, but otherwise reserves all (copyright or mask work) rights whatsoever.
The original patent should be checked for the presence of such language before an assumption is made that the contents are in the public domain. (This template can be replaced by
{{PD-US-patent-no notice}} in such cases.)