US2694515A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Funnel device for filling containers
Assignee: United States Steel Corp
•
Filing: 1952-03-26
•
Granted: 1954-11-16
•
Expires: 1972-03-26
Abstract
No abstract record available.
Inventors
- 👤 John H Green
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:33
CPC Classifications
B; B65; B65B; B65B1/00; B65B1/28; B67; B67C; B67C11/00; B67C11/04; B67C2011/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE346417C
Cited
US1676986A
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US1032635A
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US1049108A
Cited
US1727195A
Cited
US1981485A
Cited
GB495612A
Cited
US2467683A
Cited
US2584216A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-15 | 1958-05-17 | 1958-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-15 | 1962-05-17 | 1962-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-15 | 1966-05-17 | 1966-11-16 | $7700.00 | Window Closed / Lapsed |