That is the symbol for Gorham silver. Perhaps you found Patent 1895 on the back of silverware.
The circled "R" symbol in trademarks indicates that the trademark is registered with the United States Patent and Trademark Office (USPTO), providing legal protection and exclusive rights to the owner.
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.
"Patent" in medical terms means open, as a vessel. The opposite is "occluded."
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."
The word is used in reference to the commercial success potential of a patent or patent pending invention.