US3487477A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Faucet with automatic closure valve for wash basin
Assignee: Rokal GmbH
•
Filing: 1968-02-20
•
Granted: 1970-01-06
•
Expires: 1988-02-20
Abstract
No abstract record available.
Inventors
- 👤 Hans-Heinrich Classen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:04
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/02; E; E03; E03C; E03C1/00; E03C1/02; E03C1/05; E03C1/055; E03C1/057
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3151340A
Cited
US3415278A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-05 | 1973-07-07 | 1974-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-05 | 1977-07-07 | 1978-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-05 | 1981-07-07 | 1982-01-06 | $7700.00 | Window Closed / Lapsed |