US2781607A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gravity operated liquid dispenser
Assignee: MARY R SMILEY
•
Filing: 1954-11-10
•
Granted: 1957-02-19
•
Expires: 1974-11-10
Abstract
No abstract record available.
Inventors
- 👤 Lemuel H Smiley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:19
CPC Classifications
A; A01; A01M; A01M1/00; A01M1/20; A01M1/2005; A01M1/2011; A01M25/00; A01M25/002; A01M25/004; A01M2200/00; A01M2200/01; A01M2200/011
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1321360A
Cited
US742301A
Cited
US886934A
Cited
US1086610A
Cited
US1139030A
Cited
DE411996C
Cited
US1964611A
Cited
US2315772A
Cited
US2532681A
Cited
US2635382A
Cited
US2568168A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-02-19 | 1960-08-20 | 1961-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-02-19 | 1964-08-20 | 1965-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-02-19 | 1968-08-20 | 1969-02-19 | $7700.00 | Window Closed / Lapsed |