Waterland, III; Alfred F.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Waterland, III; Alfred F..The latest application filed is for "seamless corrugated insert gasket and method of forming the same".
- Waterland, III; Alfred F. - Chesterfield VA
- Waterland, III; Alfred F. - Elkton MD
| Patent | Date |
|---|---|
| Seamless corrugated insert gasket and method of forming the same Grant 8,066,843 - Ragsdale , et al. November 29, 2 | 2011-11-29 |
| Seamless Corrugated Insert Gasket And Method Of Forming The Same App 20090044904 - Ragsdale; Tyler Hamilton ; et al. | 2009-02-19 |
| Seamless corrugated insert gasket and method of forming the same Grant 7,455,301 - Ragsdale , et al. November 25, 2 | 2008-11-25 |
| Manway cover gasket Grant 6,824,140 - Frew , et al. November 30, 2 | 2004-11-30 |
| Reduced area gaskets Grant 6,682,081 - Burton , et al. January 27, 2 | 2004-01-27 |
| Anti-buckling spiral wound gasket Grant 5,964,468 - Chester , et al. October 12, 1 | 1999-10-12 |
| Fire safe spiral wound gasket with expanded PTFE and graphite windings Grant 5,527,047 - Waterland, III June 18, 1 | 1996-06-18 |
| Wrapped composite gasket material Grant 5,494,301 - Hamilton , et al. February 27, 1 | 1996-02-27 |
| O-ring gasket material and method for making and using same Grant 5,492,336 - Barna , et al. February 20, 1 | 1996-02-20 |
| Shielded gasket assembly Grant 5,112,664 - Waterland, III May 12, 1 | 1992-05-12 |
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