US 5642868
CERAMIC MATERIAL
Assignee
UNITED STATES OF AMERICA, AS REPRESENTED BY THE SECRETARY OF THE NAVY, THE
Filed
May 2, 1990
Granted
Jul 1, 1997
Location
SILVER SPRING MD US
Abstract
A ceramic material which is (1) ceramics based on monoclinic BaO.multidot2 O3 ·2SiO2 ; (2) ceramics based on monoclinic SrO·Al2 O3 ·2SiO2 ; or (3) ceramics based on monoclinic solid solution of BaO·Al2 O3 ·2SiO2 and SrO·Al2 O3 ·2SiO2.
Source: Google Patents
35 USC §181 Secrecy Order
Imposed
Jul 6, 1990
Rescinded
Oct 15, 1996
Duration
6 years, 3 months
Inventor
- 1INNA G. TALMY
Record Details
- Patent number
- US 5642868
- Application
- 07518604
- Aerospace match
- No
- Dataset source
- 35 USC §181 SO records
Back to patent indexSource: USPTO 35 USC §181 secrecy order records