US2434723A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for measuring volumetric samples
Assignee: Individual
•
Filing: 1944-12-01
•
Granted: 1948-01-20
•
Expires: 1964-12-01
Abstract
No abstract record available.
Inventors
- 👤 Ellen L Shook
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 07:08
CPC Classifications
B; B01; B01L; B01L3/00; B01L3/02; B01L3/0203
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US688449A
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US919943A
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DE405092C
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US1520637A
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US1837858A
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GB329315A
Cited
US2006549A
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US2083480A
Cited
FR850941A
Cited
US2149303A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-01-19 | 1951-07-21 | 1952-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-01-19 | 1955-07-21 | 1956-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-01-19 | 1959-07-21 | 1960-01-20 | $7700.00 | Window Closed / Lapsed |