US3400906A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Remote control valve for heating installations
Assignee: Individual
•
Filing: 1965-12-23
•
Granted: 1968-09-10
•
Expires: 1985-12-23
Abstract
No abstract record available.
Inventors
- 👤 Stocklin Emilio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 02:10
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/02; F16K31/025; G; G05; G05D; G05D23/00; G05D23/19; G05D23/1919; G05D23/1921; F24; F24D; F24D2220/00; F24D2220/02; F24D2220/0257
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE119546C
Cited
US672255A
Cited
US669474A
Cited
US1844071A
Cited
US2845080A
Cited
US2960303A
Cited
US3326510A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-10 | 1972-03-11 | 1972-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-10 | 1976-03-11 | 1976-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-10 | 1980-03-11 | 1980-09-10 | $7700.00 | Window Closed / Lapsed |