US2801771A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for dispensing of definite quantities of liquid from a container
Assignee: Persil Fabrikken AS
•
Filing: 1954-12-28
•
Granted: 1957-08-06
•
Expires: 1974-12-28
Abstract
No abstract record available.
Inventors
- 👤 Sethne Magne
- 👤 Skorge Ingvald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:45
CPC Classifications
G; G01; G01F; G01F11/00; G01F11/10; G01F11/26; G01F11/262
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US63591A
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US134302A
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US999067A
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US1009550A
Cited
US1633197A
Cited
US1986811A
Cited
US2168822A
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US2524125A
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US2705955A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-05 | 1961-02-04 | 1961-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-05 | 1965-02-04 | 1965-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-05 | 1969-02-04 | 1969-08-06 | $7700.00 | Window Closed / Lapsed |