Havelka; Emil
Patent Applications and Registrations
Patent applications and USPTO patent grants for Havelka; Emil.The latest application filed is for "single piece packer extrusion limiter ring".
- Havelka; Emil - Houston TX US
| Patent | Date |
|---|---|
| Single piece packer extrusion limiter ring Grant 8,403,036 - Neer , et al. March 26, 2 | 2013-03-26 |
| Single piece packer extrusion limiter ring App 20120061105 - NEER; Adam K. ; et al. | 2012-03-15 |
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