Patent Assignment Details
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For pending or abandoned applications please consult USPTO staff.
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| Reel/Frame: | 030412/0309 | |
| Pages: | 8 |
| | Recorded: | 05/14/2013 | | |
| Attorney Dkt #: | 091721-0232 |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
1
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Patent #:
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Issue Dt:
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08/08/2017
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Application #:
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13893747
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Filing Dt:
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05/14/2013
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Publication #:
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Pub Dt:
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11/20/2014
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Title:
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Complexation of Calcium Ions in the Presence of Quaternized Amine Compounds While Acidizing a Subterranean Formation
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Assignee
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| 10200 BELLAIRE BOULEVARD |
| HOUSTON, TEXAS 77072 |
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Correspondence name and address
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MCDERMOTT WILL & EMERY LLP
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THE MCDERMOTT BUILDING
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500 NORTH CAPITOL STREET, N.W.
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WASHINGTON, DC 20001
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