US2714440A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Devices for ejecting flat articles
Assignee: HALL TELEPHONE ACCESSORIES Ltd
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Filing: 1951-07-24
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Granted: 1955-08-02
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Expires: 1971-07-24
Abstract
No abstract record available.
Inventors
- 👤 Forty Albert John
- 👤 Whillock Arthur Frederick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:47
CPC Classifications
B; B65; B65H; B65H5/00; B65H5/06; B65H5/062; B65H2301/00; B65H2301/30; B65H2301/32; B65H2301/321; B65H2701/00; B65H2701/10; B65H2701/19; B65H2701/1916
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-08-01 | 1959-01-31 | 1959-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-08-01 | 1963-01-31 | 1963-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-08-01 | 1967-01-31 | 1967-08-02 | $7700.00 | Window Closed / Lapsed |