That is the symbol for Gorham silver. Perhaps you found Patent 1895 on the back of silverware.
A patent case involves copyrighted or patented material. The word patent can also mean the subject matter is obvious on its face.
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it is wide open
One type of patent is the design patent, which protects "ornamental characteristics." If the design is sufficiently innovative, it may receive a design patent.
It means it is open and functioning. patent=functional.
"Patent" in this case means obvious or apparent. If you show patent dereliction of duty, you are obviously not doing your job.
it means that you have a gross patent and need a new one
"Patent" in medical terms means open, as a vessel. The opposite is "occluded."
"Patent" in medical terms means open, as a vessel. The opposite is "occluded."
unchanged
There was nothing blocking the mouth and the entry to the esophagus.