Printed circuit board
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Oct 2, 1990
Issued Date -
N/A
app pub date -
Jun 14, 1989
filing date -
Feb 6, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A method for producing a circuit board involves printing a U.V. curable ink onto a substrate in a desired circuit pattern and curing the ink by exposing it to a pulsed U.V. source having an output in the region between 360 nm and 420 nm in a pulsing manner consisting of 5 to 8 one-half second exposure periods where each exposure period is followed by a non-exposure period of about 2 to 3 seconds.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully