US2646786A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cylindrical object ejecting apparatus
Assignee: SAUNDERS ROE Ltd
•
Filing: 1950-10-11
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Granted: 1953-07-28
•
Expires: 1970-10-11
Abstract
No abstract record available.
Inventors
- 👤 Robertson Frank Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:33
CPC Classifications
B; B64; B64D; B64D1/00; B64D1/02; Y; Y10; Y10S; Y10S116/00; Y10S116/40
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US281356A
Cited
FR457621A
Cited
US1328929A
Cited
DE332318C
Cited
GB315851A
Cited
US1916680A
Cited
US2509552A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-07-27 | 1957-01-26 | 1957-07-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-27 | 1961-01-26 | 1961-07-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-27 | 1965-01-26 | 1965-07-28 | $7700.00 | Window Closed / Lapsed |