Library

Primary sources

10,283 documents, including 9,203 patents from 28 patent offices. Scanned and transcribed from the estate archive.

Browse all patents → The archive year by year →

What the offices held it against

9,134 documents

Not held here — indexed. The prior art examiners weighed his claims against, and the later filings that had to cite him. Each links to its public record.

Cited prior art 2,559 documents Patents cited by the ones held here, indexed by number, title and inventor. The archive does not hold copies of these; each links...
Patents citing this work 6,575 documents Later patents that cite the ones held here, indexed by number, title and assignee. Who built on Meyer's filings after he made them...