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Patent Date:
DATAMP Patents by Date for March 1837
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
Date
Utility
Reissue
Design
X
AI
Patents
5
135
-
-
-
-
[datamp]
[all]
11
140
-
-
-
-
[datamp]
[all]
25
148
-
-
-
-
[datamp]
[all]
30
155
-
-
-
-
[datamp]
[all]
