US2761595A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dosing apparatus
Assignee: Akzona Inc
•
Filing: 1952-07-21
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Granted: 1956-09-04
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Expires: 1972-07-21
Abstract
No abstract record available.
Inventors
- 👤 Verger Willem Carel H Gerardus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:28
CPC Classifications
G; G01; G01F; G01F11/00; G01F11/28; G01F11/36; G01F11/38
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) | 1959-09-04 | 1960-03-05 | 1960-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-04 | 1964-03-05 | 1964-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-04 | 1968-03-05 | 1968-09-04 | $7700.00 | Window Closed / Lapsed |