Source archive Tier A
U.S. Patent No. 2,745,406, Sanitary belt (1956)
Kenner, Beatrice (Washington, D.C.). Sanitary Belt. U.S. Patent No. 2,745,406, application July 20, 1954, Serial No. 444,469, patented May 15, 1956. 3 claims. Original assignee: individual.
Custody docket
- Record
- us-patent-2745406
- Type
- archive
- Trust tier
- A
- Status
- published
Sources are graded A (primary) / B (secondary academic) / C (secondary journalism) / D (tertiary or contested). See the manifesto’s Evidence Standard for full criteria.
The issued patent and its drawing sheet, read from the USPTO-issued PDF 2026-09-23. It is dated 1956, against the Lemelson-MIT biography’s “1957”; the patent is the primary record.
Provenance
- Creator
- Beatrice Kenner
- Published
- 1956
- Accessed
- 2026-09-23
- External record
- https://patents.google.com/patent/US2745406A/en
Cited by
No published file currently cites this source.
Theme custody
No theme record references this source.