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 (assigned_to = 'Clement H. McLeod') ORDER BY date ASC, patent, type

Total of 4 patents found where: Assigned To is 'Clement H. McLeod';

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
 1899
U Specimen known 633,173 September 19, 1899 Insulator
CD 121 and CD 143 with external projections to absorb mechanical shock - horizontal ridges
WITHYCOMBE, Frederick H.
Insulator 11/20 to Clement H. McLeod
U Specimen known 633,174 September 19, 1899 Insulator
CD 121 and CD 143 with external projections to absorb mechanical shock - spiral ridges
WITHYCOMBE, Frederick H.
Insulator 11/20 to Clement H. McLeod
U Specimen known 633,175 September 19, 1899 Insulator
CD 121 and CD 143 with external projections to absorb mechanical shock - projections
WITHYCOMBE, Frederick H.
Insulator 11/20 to Clement H. McLeod
U Specimen known 633,176 September 19, 1899 Insulator
CD 121 and CD 143 with external depressions to absorb mechanical shock
WITHYCOMBE, Frederick H.
Insulator 11/20 to Clement H. McLeod

Total of 0.00 seconds