US3426795A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable stopcock
Assignee: Individual
•
Filing: 1965-09-16
•
Granted: 1969-02-11
•
Expires: 1985-09-16
Abstract
No abstract record available.
Inventors
- 👤 Adolf Muller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:22
CPC Classifications
F; F16; F16K; F16K23/00; B; B67; B67D; B67D1/00; B67D1/08; B67D1/12; B67D1/14; B67D1/1405; B67D1/1438; B67D1/1444; F16K47/00; F16K47/02; F16K5/00; F16K5/08; F16K5/10; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87917; Y10T137/88022; Y10T137/8803
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1070896A
Cited
US1065913A
Cited
US2702050A
Cited
US3033226A
Cited
US3257096A
Cited
US3166097A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-11 | 1972-08-12 | 1973-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-11 | 1976-08-12 | 1977-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-11 | 1980-08-12 | 1981-02-11 | $7700.00 | Window Closed / Lapsed |