Patent US888153A successfully refreshed from Google Patents.
Patent US2723830A successfully refreshed from Google Patents.
US2723830A
Expired / Lapsed
US
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Motor operated valves
Assignee: JOSEPH M MARKLEY
•
Filing: 1950-05-10
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Granted: 1955-11-15
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Expires: 1970-05-10
Abstract
No abstract record available.
Inventors
- 👤 Joseph M Markley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:43
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/02; F16K31/04; F16K31/046; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2101; Y10T74/2107
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1875672A
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US1903229A
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US1279650A
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US1482774A
Cited
US1903230A
Cited
US1966336A
Cited
US2039300A
Cited
US2437552A
Cited
US2456403A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-11-14 | 1959-05-16 | 1959-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-14 | 1963-05-16 | 1963-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-14 | 1967-05-16 | 1967-11-15 | $7700.00 | Window Closed / Lapsed |