US3217709A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drip meter with reflector for facilitating the countability of transparent and translucent drops of liquid at low levels of general illumination
Assignee: Abbott Laboratories
•
Filing: 1962-12-27
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Granted: 1965-11-16
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Expires: 1982-12-27
Abstract
No abstract record available.
Inventors
- 👤 John H Schneider
- 👤 Glenn L Beall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:05
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/14; A61M5/1411
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US307775A
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US545727A
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US890742A
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US786167A
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US2133598A
Cited
US3030954A
Cited
US3045528A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-15 | 1969-05-17 | 1969-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-15 | 1973-05-17 | 1973-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-15 | 1977-05-17 | 1977-11-16 | $7700.00 | Window Closed / Lapsed |