US1838656A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cut-off valve for pipes and spouts
Assignee: PAPEC MACHINE Co
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Filing: 1930-05-19
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Granted: 1931-12-29
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Expires: 1950-05-19
Abstract
No abstract record available.
Inventors
- 👤 Fred J Bullock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:55
CPC Classifications
F; F16; F16K; F16K27/00; F16K27/04; F16K27/044
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1934-12-28 | 1935-06-29 | 1935-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-12-28 | 1939-06-29 | 1939-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-12-28 | 1943-06-29 | 1943-12-29 | $7700.00 | Window Closed / Lapsed |