IP Library › Patent Application 09820797
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App. No. 09/820,797 · Confirmation No. 5582

BARRIER OPENING AND CLOSING APPARATUS

Applicant: MEIKO NOZAWA
Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗ View Publication ↗
⬇ PDF
 Code Description Pages PDF
2001-03-30 TRNA Transmittal of New Application 2 View
2001-03-30 ADS Application Data Sheet 2 View
2001-03-30 A.PE Preliminary Amendment 7 View
2001-03-30 SPEC Specification 19 View
2001-03-30 CLM Claims 2 View
2001-03-30 ABST Abstract 1 View
2001-03-30 DRW Drawings-only black and white line drawings 6 View
2001-03-30 OATH Oath or Declaration filed 3 View
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Quick Facts
App. No.
09/820,797
Filed
2001-03-30
Granted
2002-04-30
Pub. No.
US20010026407A1
Art Unit
2872
PTA
0 days