US2889073A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic feed hopper
Assignee: United Can and Glass Co
•
Filing: 1957-05-06
•
Granted: 1959-06-02
•
Expires: 1977-05-06
Abstract
No abstract record available.
Inventors
- 👤 Charles C Nogle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:29
CPC Classifications
B; B65; B65B; B65B7/00; B65B7/16; B65B7/28; B65B7/2807
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE219237C
Cited
US1903989A
Cited
US2592642A
Cited
US2486415A
Cited
US2609779A
Cited
US2640605A
Cited
US2795340A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-06-01 | 1962-12-01 | 1963-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-06-01 | 1966-12-01 | 1967-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-06-01 | 1970-12-01 | 1971-06-02 | $7700.00 | Window Closed / Lapsed |