US3403473A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reversible door opening arrangement
Assignee: AGUSTIN A NAVARRO
•
Filing: 1966-06-30
•
Granted: 1968-10-01
•
Expires: 1986-06-30
Abstract
No abstract record available.
Inventors
- 👤 Agustin A Navarro
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:49
CPC Classifications
E; E05; E05D; E05D15/00; E05D15/48; E05D15/50; E05D15/502; E05Y; E05Y2900/00; E05Y2900/30; E05Y2900/31; F; F25; F25D; F25D2323/00; F25D2323/02; F25D2323/022
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1654892A
Cited
US2261146A
Cited
US2698457A
Cited
US2745132A
Cited
US2913758A
Cited
AT217062B
Cited
US3048898A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-01 | 1972-04-01 | 1972-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-01 | 1976-04-01 | 1976-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-01 | 1980-04-01 | 1980-10-01 | $7700.00 | Window Closed / Lapsed |