Patent FR1414605A successfully refreshed from Google Patents.
US2456118A
Expired / Lapsed
US
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Terminal member
Assignee: THOMAS HAWKINSON
•
Filing: 1943-05-14
•
Granted: 1948-12-14
•
Expires: 1963-05-14
Abstract
No abstract record available.
Inventors
- 👤 Cyril J Foster
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:11
CPC Classifications
H; H01; H01R; H01R4/00; H01R9/00; H01R9/16; H01R9/20; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49169; Y10T29/49171; Y10T29/49172; Y10T29/49826; Y10T29/49863; Y10T29/4987; Y10T29/49908; Y10T29/49915; Y10T29/4992; Y10T29/49925; Y10T29/49927; Y10T29/49929; Y10T29/49938; Y10T29/4994
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-12-14 | 1952-06-14 | 1952-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-12-14 | 1956-06-14 | 1956-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-12-14 | 1960-06-14 | 1960-12-14 | $7700.00 | Window Closed / Lapsed |