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07/828,248 | 43921USA6B:
CERAMIC COMPOSITE FOR ELECTRONIC APPLICATIONS
Public viewApplication #
07/828,248
Confirmation #
3724
Attorney Docket #
43921USA6B
Patent #
5,213,878
Issued - 05/25/1993
Filing or 371 (c) date
01/30/1992
Status
Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 01/27/2018
Application data
Application type
Utility
Examiner
CATHY FONG FONG LAM
Group art unit
1513
Class/subclass
428/209.000
AIA (first inventor to file)
No
Entity status
Regular Undiscounted
Earliest publication #
-
Earliest publication date
-
Assignee for publication
-Confirmation #
3724
Intl. registration # (Hague)
-
Intl. registration publication date
-
Correspondence address
- DAVID L. WEINSTEIN
3M OFC. OF INTELLECTUAL PROP. COUNSEL
P. O. BOX 33427
ST. PAUL, MN
UNITED STATES
Inventors
- KYUNG H. MOHWOODBURY, MINNESOTA (US)
- CHARLES D. HOYLESTILLWATER, MINNESOTA (US)
- CHARLES E. BOYER IIIOAKDALE, MINNESOTA (US)