Patent Application
Utility
PCT National Stage
Small
App. No. 09/807,284
· Confirmation No. 6020
COMPOSITION FOR THE FLOTATION OF USEFUL MINERALS
Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
View Patent ↗
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2001-05-30 | LET. |
Miscellaneous Incoming Letter | 17 | View |
Inventors
Sergei Anatolievich Schelkunov
Russian Federation, RUSSIAN FEDERATION
Oleg Anatolievich Malyshev
Pushkin, RUSSIAN FEDERATION
Evgeny Mikhailovich Dubovsky
Karaganda, KAZAKHSTAN
Yakov Yakovlevich Mamontov
Moscow, RUSSIAN FEDERATION
Alexandr Anatolievich Maximov
Moscow, RUSSIAN FEDERATION
Attorneys & Agents of Record
Classification
USPC
209/166
Prosecution
- Examiner
- LITHGOW, THOMAS M
- Art Unit
- 1724
- Docket No.
- 205,123
- Confirmation No.
- 6020
Patent Term Adjustment
0days
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2003-06-25
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2002-07-19
from
DUBOVSKY, EVGENY MIKHAIIOVICH,
MALYSHEV, OLEG ANATOLIEVICH,
MAMONTOV, YAKOV YAKOVLEVICH,
MAXIMOV, ALEXANOR ANATOLIEVICH,
SCHELKUNOV, SERGEI ANATOLIEVIC
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2001-05-30
from
DUBOVSKY, EVGENY MIKHAILOVICH,
MALYSHEV, OLEG ANATOLIEVICH,
MAMONTOV, YAKOV YAKOVLEVICH,
MAXIMOV, ALEXANDR ANATOLIEVICH,
SCHELKUNOV, SERGEI ANATOLIEVIC
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2001-05-30
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Quick Facts
- App. No.
- 09/807,284
- Filed
- 2001-05-30
- Effective Filing
- 2001-04-10
- Granted
- 2003-05-27
- Examiner
- LITHGOW, THOMAS M
- Art Unit
- 1724
- PTA
- 0 days
External Links