Granted Patent
Utility
PCT National Stage
US 6,558,447
· Confirmation No. 9816
METAL POWDERS PRODUCED BY THE REDUCTION OF THE OXIDES WITH GASEOUS MAGNESIUM
Patented Case
View Patent ↗
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2001-03-16 | LET. |
Miscellaneous Incoming Letter | 87 | View |
Inventors
Leonid N. Shekhter
Newton, MA
Terrance B. Tripp
Westboro, MA
Leonid L. Lanin
Belmont, MA
Karlheinz Reichert
Wolfenbuttel, GERMANY
Oliver Thomas
Bad Harzburg, GERMANY
Joachim Vieregge
Goslar, GERMANY
Attorneys & Agents of Record
Classification
USPC
75/357
H01G9/0525
B22F9/023
B22F9/20
B22F9/22
B22F2998/00
B22F2998/10
C22B5/04
C22B26/22
C22B34/24
C22C1/045
B22F1/068
B22F1/05
B22F1/06
B22F1/145
Prosecution
- Examiner
- MAI, NGOCLAN THI
- Art Unit
- 1742
- Customer No.
- 34947
- Docket No.
- NRC P30 PCT
- Confirmation No.
- 9816
Patent Term Adjustment
0days
RELEASE OF SECURITY INTEREST
Recorded 2021-11-02
RELEASE OF SECURITY INTEREST
Recorded 2021-11-02
RELEASE OF SECURITY INTEREST
Recorded 2021-11-02
from
H.C. STARCK GMBH
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2018-08-14
from
H.C. STARCK GMBH
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2018-06-20
RELEASE OF INTELLECTUAL PROPERTY
Recorded 2012-03-13
from
LANIN, LEONID,
SHEKHTER, LEONID NATAN,
TRIPP, TERRANCE B,
THOMAS, OLIVER,
REICHERT, KARLHEINZ,
VIEREGGE, JOACHIM
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2008-02-07
from
H.C. STARCK INC.
INTELLECTUAL PROPERTY RIGHTS SECURITY AGREEMENT (SENIOR)
Recorded 2007-10-30
from
H.C. STARCK INC.
INTELLECTUAL PROPERTY RIGHTS SECURITY AGREEMENT (SECOND LIEN)
Recorded 2007-10-30
from
H.C. STARCK INC.
INTELLECTUAL PROPERTY RIGHTS SECURITY AGREEMENT (MEZZANINE)
Recorded 2007-10-30
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Quick Facts
- Patent No.
- US 6,558,447
- App. No.
- 09/445,331
- Filed
- 2001-03-16
- Granted
- 2003-05-06
- Examiner
- MAI, NGOCLAN THI
- Art Unit
- 1742
- PTA
- 0 days
External Links