Search the Insulator Patent Reference Library:

Build your search criteria. The patent must match all the values specified.
Select patent types: Utility   Design   Reissue
Patent number:
Date:
Year between: and
Patentee starting with:
City:
State:
Assigned To starting with:
Description containing:
Category:
Class:    Subclass:
Click Search when complete:
SELECT DISTINCT patent.*, YEAR(date) as year FROM patent WHERE (date >= '1857-00-00' AND date < '1858-00-00') ORDER BY description ASC, date, patent, type

Total of 2 patents found where: Year is 1857

View a patent by clicking on the patent number. You can sort by any of the columns by clicking on the column name.

T / S Patent Date Description Patentee Category Assigned To
 1857
U 18,963 December 29, 1857 Improved Device for Attaching Lightning Rods
Lightning rod made of corrugated copper sheets and attached with iron spikes
ELLIOTT, J. B.
Lightning Rod  
U 18,606 November 10, 1857 Candlestick
Method of attaching a candle to a candlestick
SPRATT, James
Candlestick  

Total of 0.00 seconds