Patent Assignment Abstract of Title
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Total Assignments:
4
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Patent #:
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Issue Dt:
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11/04/2003
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Application #:
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09720510
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Filing Dt:
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06/04/2001
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Inventors:
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Jonathan L. Bass, Michael J. McDonald, John C. Urquhart
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Title:
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LUBRICATING METHOD FOR SILICATE DRILLING FLUIDS
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Assignment:
1
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EMPLOYMENT AGREEMENT BETWEEN JOHN URQUHART AND NATIONAL SILICATES LIMITED.
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429 KIPLING AVENUE, ETOBICOKE |
ONTARIO, CANADA M8Z 5C7 |
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TOWNSEND AND TOWNSEND AND CREW LLP |
DARIN J. GIBBY |
TWO EMBARCADERO CENTER, 8TH FLOOR |
SAN FRANCISCO, CALIFORNIA 94111-3834 |
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Assignment:
2
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CORRECTED COVER SHEET TO CORRECT ASSIGNORS NAME, PREVIOUSLY RECORDED AT REEL/FRAME 014463/0762 (EMPLOYMENT AGREEMENT BETWEEN JOHN URQUHART AND NATIONAL SILICATES LIMITED)
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429 KIPLING AVENUE, ETOBICOKE |
ONTARIO, CANADA M8Z 5C7 |
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TOWNSEND AND TOWNSEND AND CREW LLP |
DARIN J. GIBBY |
TWO EMBARCADERO CENTER, 8TH FLOOR |
SAN FRANCISCO, CALIFORNIA 94111-3834 |
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Assignment:
3
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CERTIFICATE OF AMALGAMATION
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429 KIPLING AVENUE, ETOBICOKE |
ONTARIO, CANADA M8Z 5C7 |
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TOWNSEND AND TOWNSEND AND CREW LLP |
DARIN J. GIBBY |
TWO EMBARCADERO CENTER, 8TH FLOOR |
SAN FRANCISCO, CALIFORNIA 94111-3834 |
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Assignment:
4
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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429 KIPLING AVENUE ETOBICOKE |
ONTARIO, CANADA M8Z 5C7 |
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TOWNSEND AND TOWNSEND AND CREW LLP |
DARIN J. GIBBY |
TWO EMBARCADERO CENTER, 8TH FLOOR |
SAN FRANCISCO, CALIFORNIA 94111-3834 |
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06/26/2024 06:23 PM
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