IP Library › Patent Application 09818419
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App. No. 09/818,419 · Confirmation No. 2035

SILANES WITH HYDROPHILIC GROUPS, THEIR SYNTHESIS AND USE AS SURFACTANTS IN AQUEOUS MEDIA

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗ View Publication ↗
⬇ PDF
 Code Description Pages PDF
2001-03-27 TRNA Transmittal of New Application 2 View
2001-03-27 A.PE Preliminary Amendment 5 View
2001-03-27 SPEC Specification 25 View
2001-03-27 CLM Claims 4 View
2001-03-27 ABST Abstract 1 View
2001-03-27 OATH Oath or Declaration filed 5 View
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Quick Facts
App. No.
09/818,419
Filed
2001-03-27
Granted
2002-12-03
Pub. No.
US20010018535A1
Art Unit
1621
PTA
-343 days