US2847867A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Follow-up device
Assignee: REMCO ELECTRONIC Inc
•
Filing: 1943-08-24
•
Granted: 1958-08-19
•
Expires: 1963-08-24
Abstract
No abstract record available.
Inventors
- 👤 Jr Francis H Shepard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:58
CPC Classifications
F; F41; F41G; F41G5/00; F41G5/06; G; G05; G05D; G05D3/00; G05D3/12; G05D3/14; G05D3/149; G05D3/16; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19535
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2115086A
Cited
US2040014A
Cited
US2114835A
Cited
US2424568A
Cited
US2333393A
Cited
US2417191A
Cited
US2413913A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-18 | 1962-02-17 | 1962-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-18 | 1966-02-17 | 1966-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-18 | 1970-02-17 | 1970-08-19 | $7700.00 | Window Closed / Lapsed |