loadpatents
name:-0.0047039985656738
name:-0.0045280456542969
name:-0.00052094459533691
Sprague; Rick Allan Patent Filings

Sprague; Rick Allan

Patent Applications and Registrations

Patent applications and USPTO patent grants for Sprague; Rick Allan.The latest application filed is for "ph adjustment of a melt for use in microetching glass substrates".

Company Profile
0.3.3
  • Sprague; Rick Allan - San Jose CA
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Patent Activity
PatentDate
Chemical strengthening process for disks used in disk drive data storage devices
Grant 7,197,897 - Jacobson , et al. April 3, 2
2007-04-03
pH adjustment of a melt for use in microetching glass substrates
Grant 6,911,261 - Jensen , et al. June 28, 2
2005-06-28
PH adjustment of a melt for use in microetching glass substrates
App 20030230552 - Jensen, Terry Lee ;   et al.
2003-12-18
pH adjustment of a strengthening melt for use in strengthening glass substrates
Grant 6,638,623 - Jensen , et al. October 28, 2
2003-10-28
Chemical strengthening process for disks used in disk drive data storage devices
App 20030188552 - Jacobson, Nathan Ellis ;   et al.
2003-10-09
PH adjustment of a strengthening melt for use in strengthening glass substrates
App 20030110802 - Jensen, Terry Lee ;   et al.
2003-06-19

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