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Patent Assignment Assignor Details

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Assignor Name : WESTERN GEOPHYSICAL COMPANY OF AMERICA, A CORP OF DE

Total Assignments: 1

Assignment: 1

Reel/Frame:	004725/0239			Pages:	30
		Recorded:	05/11/1987
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST.

Assignor

WESTERN GEOPHYSICAL COMPANY OF AMERICA, A CORP OF DE

Exec Dt:

04/30/1987

Assignee

WESTERN ATLAS INTERNATIONAL, INC., A CORP OF DE

10,001 RICHMOND AVE.

HOUSTON, TEXAS 77042

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
3990036	NONE		05446862	3996553	NONE		05576943	4031506	NONE		05664614
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4253164	NONE		05956476	4256035	NONE		06000596	4228529	NONE		06016234
4259563	NONE		06021415	4259563	NONE		06021415	4285052	NONE		06060710
4276770	NONE		06061473	4260211	NONE		06069208	4281403	NONE		06074587
4319347	NONE		06077260	4334296	NONE		06081729	4290714	NONE		06099388
4317185	NONE		06156968	4366701	NONE		06159512	4314363	NONE		06162865
4296483	NONE		06164622	4324311	NONE		06180788	4351036	NONE		06190674
4320468	NONE		06198079	4375089	NONE		06200852	4344158	NONE		06223447
4390974	NONE		06223519	4419314	NONE		06266990	4402229	NONE		06284485
4577723	NONE		06289564	4484314	NONE		06294585	4500979	NONE		06302873
4426878	NONE		06310657	4419879	NONE		06312107	4589100	NONE		06316596
4442755	NONE		06342274	4667203	NONE		06353331	4682831	NONE		06357459
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4524420	NONE		06411522	4496015	NONE		06412428	4545039	NONE		06416531
4675851	NONE		06416532	4555934	NONE		06426798	4541079	NONE		06461399
4600886	NONE		06474682	4547869	NONE		06482007	4570245	NONE		06485703
4581723	NONE		06485704	4566083	NONE		06500922	4578785	NONE		06501614
4516230	NONE		06508232	4491916	NONE		06517384	4455500	NONE		06517899
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4587857	NONE		06662279	4589285	NONE		06668567	4639905	NONE		06677292
4658384	NONE		06689432	4654660	NONE		06690110	4707787	NONE		06690219
4648082	NONE		06707957	4647767	NONE		06712738	4649530	NONE		06724898
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4638662	NONE		06796885	4742497	NONE		06799176	4771857	NONE		06816391
4718049	NONE		06821905	H000113	NONE		06822373	4679174	NONE		06825698
4734649	NONE		06837811	4730891	NONE		06839728	4745585	NONE		06847950
4894662	NONE		06852016	4894662	NONE		06852016	4676183	NONE		06852713
4733378	NONE		06871329	H000276	NONE		06878710	4750180	NONE		06888939
H000280	NONE		06891299	4686654	NONE		06891475	4870422	NONE		06895148
4860018	NONE		06895151	H000435	NONE		06910779	4692907	NONE		06911718
4715020	NONE		06925810	4721180	NONE		06935280	4937794	NONE		07000053
4799389	NONE		07016335	4739858	NONE		07020549

Correspondence name and address
	WESTERN ATLAS INTERNATIONAL, INC.,
	P.O. BOX 2469
	HOUSTON, TX 77252

Search Results as of: 10/10/2025 07:06 PM

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