US2975942A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metering dispensing valve
Assignee: Sherwin Williams Co
•
Filing: 1958-12-15
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Granted: 1961-03-21
•
Expires: 1978-12-15
Abstract
No abstract record available.
Inventors
- 👤 Giordano Joseph
- 👤 Arthur G Russell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:34
CPC Classifications
G; G01; G01F; G01F11/00; G01F11/02; G01F11/021; G01F11/023
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-03-20 | 1964-09-19 | 1965-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-03-20 | 1968-09-19 | 1969-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-03-20 | 1972-09-19 | 1973-03-21 | $7700.00 | Window Closed / Lapsed |