US2580256A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dispensing device having solenoid operated plunger and valve
Assignee: STEADY FLOW FREEZER CO
•
Filing: 1946-04-11
•
Granted: 1951-12-25
•
Expires: 1966-04-11
Abstract
No abstract record available.
Inventors
- 👤 Andrew J Tacchella
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:22
CPC Classifications
G; G01; G01F; G01F11/00; G01F11/02; G01F11/021; Y; Y10; Y10S; Y10S417/00; Y10S417/90
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1475341A
Cited
US1470381A
Cited
US1635220A
Cited
US1663590A
Cited
US1695501A
Cited
US1801447A
Cited
US2110328A
Cited
US2326302A
Cited
US2396527A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-12-24 | 1955-06-25 | 1955-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-24 | 1959-06-25 | 1959-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-24 | 1963-06-25 | 1963-12-25 | $7700.00 | Window Closed / Lapsed |