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Patent Assignment Assignor Details

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Assignor Name : DOW CHEMICAL COMPANY, THE, 2030 DOW CENTER, ABBOTT ROAD, MIDLAND, MI. 48640

Total Assignments: 1

Assignment: 1

Reel/Frame:	004398/0131			Pages:	9
		Recorded:	04/29/1985
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST.

Assignors

1

DOW CHEMICAL COMPANY, THE, 2030 DOW CENTER, ABBOTT ROAD, MIDLAND, MI. 48640

Exec Dt:

04/10/1985

2

DOWELL SCHLUMBERGER INCORPORATED, 500 GULF FREEWAY, HOUSTON, TEXAS 77001

Exec Dt:

04/17/1985

Assignee

1

DOWELL SCHLUMBERGER INCORPORATED,

400 WEST BELT SOUTH,

HOUSTON,, TEXAS 77210

Properties

	Pat #	Pub #	Intl #	App #		Pat #	Pub #	Intl #	App #		Pat #	Pub #	Intl #	App #
	3529666	NONE		04748649		4290485	NONE		05251345		3901252	NONE		05495477
	4054462	NONE		05768005		4078609	NONE		05782268		4152289	NONE		05816112
	4174283	NONE		05816114		4151878	NONE		05824753		4151879	NONE		05824754
	4220566	NONE		05888811		4237975	NONE		05895333		4237974	NONE		05904155
	4250044	NONE		05919336		4415367	NONE		05943583		4254741	NONE		05960254
	4235734	NONE		05964868		4220550	NONE		05967047		4257483	NONE		06002772
	4247430	NONE		06028960		4274489	NONE		06047401		4246967	NONE		06061090
	4260020	NONE		06071978		4272384	NONE		06075625		4256511	NONE		06075914
	4260017	NONE		06093647		4310435	NONE		06100794		4254559	NONE		06122536
	4312406	NONE		06122947		4317486	NONE		06128798		4317735	NONE		06131296
	4354552	NONE		06185065		4662401	NONE		06185087		4646834	NONE		06189541
	4289639	NONE		06193878		4430128	NONE		06213280		4382003	NONE		06230490
	4367651	NONE		06248770		4397351	NONE		06258213		4463810	NONE		06304747
	4426296	NONE		06310932		4408489	NONE		06338779		4473408	NONE		06338928
	4470727	NONE		06368615		4466833	NONE		06394597		4415366	NONE		06420655
	4453829	NONE		06426320		4541935	NONE		06440198		4573712	NONE		06456632
	4470463	NONE		06461423		4509598	NONE		06478933		4462714	NONE		06481703
	4448210	NONE		06496763		4612814	NONE		06508768		4513625	NONE		06509478
	4455175	NONE		06518896		4493775	NONE		06537887		4548270	NONE		06539518
	4461856	NONE		06548475		4504400	NONE		06569100		4637899	NONE		06574837
	4515218	NONE		06584194		4681165	NONE		06585061		4478640	NONE		06588251
	4591447	NONE		06590284		4543131	NONE		06591080		4537700	NONE		06593074
	4560486	NONE		06599299		4536222	NONE		06609383		4533643	NONE		06629025

Correspondence name and address
	L. WAYNE WHITE
	PATENT DEPARTMENT
	PO BOX 2710
	TULSA, OK. 74101

Search Results as of: 08/30/2025 06:44 AM

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Web interface last modified: August 25, 2017 v.2.6

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