US2456958A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid dispenser
Assignee: MIDLAND LAB
•
Filing: 1944-11-18
•
Granted: 1948-12-21
•
Expires: 1964-11-18
Abstract
No abstract record available.
Inventors
- 👤 Frederick H Kretschmer
- 👤 Chester G Filter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:36
CPC Classifications
G; G01; G01F; G01F11/00; G01F11/02; G01F11/08
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1676851A
Cited
FR487553A
Cited
US1513485A
Cited
US1878220A
Cited
US1881939A
Cited
US1936526A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-12-21 | 1952-06-21 | 1952-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-12-21 | 1956-06-21 | 1956-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-12-21 | 1960-06-21 | 1960-12-21 | $7700.00 | Window Closed / Lapsed |