Patent Application
Utility
App. No. 05/764,828
· Confirmation No. 8147
REVERSE OSMOSIS WATER UNIT
Patented File - (Old Case Added for File Tracking Purposes)
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Classification
B01D61/08
C02F9/20
B01D61/10
C02F1/283
C02F1/441
Prosecution
- Examiner
- TEST_NO, TEST_NO
- Confirmation No.
- 8147
Patent Term Adjustment
0days
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NUNC PRO TUNC ASSIGNMENT EFFECTIVE ON 03/20/1990
Recorded 1991-12-09
CHANGE OF NAME APRIL 2, 1990 DELAWARE
Recorded 1991-04-01
ASSIGNMENT OF ASSIGNORS INTEREST.
Recorded 1991-04-01
ASSIGNMENT OF ASSIGNORS INTEREST.
Recorded 1989-04-07
ASSIGNMENT OF ASSIGNORS INTEREST.
Recorded 1989-03-13
from
MAPLES, PAUL DOUGLAS
ASSIGNMENT OF ASSIGNORS INTEREST.
Recorded 1989-01-03
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Quick Facts
- App. No.
- 05/764,828
- Effective Filing
- 1975-06-01
- Granted
- 1978-08-29
- Examiner
- TEST_NO, TEST_NO
- PTA
- 0 days
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