Rankin; William Jack
Patent Applications and Registrations
Patent applications and USPTO patent grants for Rankin; William Jack.The latest application filed is for "pipeline cleaning pig with self-energizing diagonally oriented scrapers".
- Rankin; William Jack - Sapulpa OK
| Patent | Date |
|---|---|
| Pipeline pig signal with adjustable mounting Grant 7,861,665 - Rankin January 4, 2 | 2011-01-04 |
| Pipeline Cleaning Pig with Self-Energizing Diagonally Oriented Scrapers App 20100180391 - Pruett; Rick D. ; et al. | 2010-07-22 |
| Pipeline Pig Signal With Adjustable Mounting App 20080276859 - Rankin; William Jack | 2008-11-13 |
| Cup or disc for use as a part of a pipeline pig Grant 6,067,682 - Rankin May 30, 2 | 2000-05-30 |
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