Sevre; Alf. K.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Sevre; Alf. K..The latest application filed is for "verification of swelling in a well".
- Sevre; Alf. K. - Houston TX
| Patent | Date |
|---|---|
| Verification of swelling in a well Grant 10,612,361 - Hinkie , et al. | 2020-04-07 |
| Centralizer system Grant 10,590,717 - Smith , et al. | 2020-03-17 |
| Verification Of Swelling In A Well App 20190178076 - Hinkie; Ronald L. ; et al. | 2019-06-13 |
| Verification of swelling in a well Grant 10,202,838 - Hinkie , et al. Feb | 2019-02-12 |
| Centralizer System App 20180355680 - Smith; Lee Morgan ; et al. | 2018-12-13 |
| Centralizer system Grant 10,053,925 - Smith , et al. August 21, 2 | 2018-08-21 |
| Verification Of Swelling In A Well App 20180195377 - Hinkie; Ronald L. ; et al. | 2018-07-12 |
| Verification of swelling in a well Grant 9,938,817 - Hinkie , et al. April 10, 2 | 2018-04-10 |
| Retrievable swellable packer Grant 9,540,901 - Sevre January 10, 2 | 2017-01-10 |
| Verification Of Swelling In A Well App 20150267526 - HINKIE; Ronald L. ; et al. | 2015-09-24 |
| Verification of swelling in a well Grant 9,074,464 - Hinkie , et al. July 7, 2 | 2015-07-07 |
| Shunt tube flowpaths extending through swellable packers Grant 8,960,270 - Sevre , et al. February 24, 2 | 2015-02-24 |
| Retrievable Swellable Packer App 20140338890 - SEVRE; Alf K. | 2014-11-20 |
| Temperature dependent swelling of a swellable material Grant 8,459,366 - Sevre June 11, 2 | 2013-06-11 |
| Well tools utilizing swellable materials activated on demand Grant 8,453,750 - Solhaug , et al. June 4, 2 | 2013-06-04 |
| Verification Of Swelling In A Well App 20120292023 - HINKIE; Ronald L. ; et al. | 2012-11-22 |
| Temperature Dependent Swelling Of A Swellable Material App 20120227986 - SEVRE; Alf K. | 2012-09-13 |
| Use of swellable material in an annular seal element to prevent leakage in a subterranean well Grant 8,127,859 - Allison , et al. March 6, 2 | 2012-03-06 |
| Well Tools Utilizing Swellable Materials Activated On Demand App 20110315405 - SOLHAUG; Kristian ; et al. | 2011-12-29 |
| Well tools utilizing swellable materials activated on demand Grant 8,047,298 - Solhaug , et al. November 1, 2 | 2011-11-01 |
| Use Of Swellable Material In An Annular Seal Element To Prevent Leakage In A Subterranean Well App 20110030954 - ALLISON; David B. ; et al. | 2011-02-10 |
| Use of swellable material in an annular seal element to prevent leakage in a subterranean well Grant 7,841,417 - Allison , et al. November 30, 2 | 2010-11-30 |
| Well Tools Utilizing Swellable Materials Activated on Demand App 20100243269 - Solhaug; Kristian ; et al. | 2010-09-30 |
| Shunt Tube Flowpaths Extending Through Swellable Packers App 20100236775 - SEVRE; Alf K. ; et al. | 2010-09-23 |
| Shunt tube flowpaths extending through swellable packers Grant 7,784,532 - Sevre , et al. August 31, 2 | 2010-08-31 |
| Use of Swellable Material in an Annular Seal Element to Prevent Leakage in a Subterranean Well App 20100126735 - Allison; David B. ; et al. | 2010-05-27 |
| Shunt Tube Flowpaths Extending Through Swellable Packers App 20100096119 - Sevre; Alf K. ; et al. | 2010-04-22 |
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