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Patent US2510159A successfully refreshed from Google Patents.
US2510159A
Expired / Lapsed
US
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Combination volumetric burette
Assignee: Individual
•
Filing: 1944-10-06
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Granted: 1950-06-06
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Expires: 1964-10-06
Abstract
No abstract record available.
Inventors
- 👤 Sol B Wiczer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:13
CPC Classifications
B; B01; B01L; B01L3/00; B01L3/02; B01L3/0203
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US804894A
Cited
FR469900A
Cited
US1297458A
Cited
US1702898A
Cited
US1794215A
Cited
US1993001A
Cited
US2271144A
Cited
US2398234A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-06-05 | 1953-12-05 | 1954-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-06-05 | 1957-12-05 | 1958-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-06-05 | 1961-12-05 | 1962-06-06 | $7700.00 | Window Closed / Lapsed |