US2239921A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid dispensing device
Assignee: Individual
•
Filing: 1941-02-24
•
Granted: 1941-04-29
•
Expires: 1961-02-24
Abstract
No abstract record available.
Inventors
- 👤 Jr Joseph M Majewski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:33
CPC Classifications
A; A47; A47K; A47K5/00; A47K5/06; A47K5/12; A47K5/1211; A47K5/1214; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86292; Y10T137/86928; Y10T137/87016
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1944-04-28 | 1944-10-28 | 1945-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-04-28 | 1948-10-28 | 1949-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-04-28 | 1952-10-28 | 1953-04-29 | $7700.00 | Window Closed / Lapsed |