Trademarks owned by National Patent Development Corporation
National Patent Development Corporation's most recent trademark was filed forty-seven years ago. They have been associated with three trademarks over the last eighty-six years and have zero trademarks that are alive.
Spheron |
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Dead 710 — Cancelled - Section 8 | |
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Serial #: | 73090121 |
Registration Date: | 12/13/1977 |
Hydron |
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Dead 900 — Expired | |
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Serial #: | 71392483 |
Registration Date: | 9/7/1937 |
Free 'N Clear |
|
Dead 710 — Cancelled - Section 8 | |
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Serial #: | 81039024 |
Registration Date: | 5/11/1976 |