Electrical Telegraph Patent Caveat Filed
Morse registered a patent caveat as work continued on a practical electromagnetic communications apparatus. Its significance included improved measurement or operational reliability.
Historical biography archive · Updated 2026-11-03
Samuel Finley Breese Morse Biography and Timeline
Follow Samuel Finley Breese Morse through 5 dated historical records for United States of America.
Samuel Finley Breese Morse, historical timeline
A chronological timeline drawn from matching World History Database records.
5Distinct records
1 of 1Page
1837–1844Years on this page
1837
Morse Builds Telegraph Recording Receiver
Samuel Morse developed experimental recording equipment for conveying messages through electrical signals. The advance provided methods later adopted by other engineers.
Experimental Telegraph Receiver
Builds an experimental receiver capable of recording electrical signal changes.
Telegraph Patent Caveat
Files a patent caveat while refining his electromagnetic telegraph.
1844
Long Distance Telegraph Proves Practical
Morse's system transmitted an electrically encoded message between Washington and Baltimore and demonstrated the technology's viability. It demonstrated how scientific ideas became workable apparatus.
Records, sources and methodology
These dates and descriptions come from the historical_events database. Exact duplicate records have been collapsed. Names are grouped by the country, Name 2 and Name 1 fields; records with missing Name 2 cannot be reliably assigned to an individual biography. Check the underlying sources before formal citation.