US2817816A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Suppressed zero meters
Assignee: Fox Products Co
•
Filing: 1952-04-22
•
Granted: 1957-12-24
•
Expires: 1972-04-22
Abstract
No abstract record available.
Inventors
- 👤 Lewis A Medlar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:38
CPC Classifications
G; G01; G01R; G01R15/00; G01R15/005; G01R15/007
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US408157A
Cited
US497448A
Cited
US2102409A
Cited
US1783559A
Cited
US1929292A
Cited
US1933327A
Cited
US2181960A
Cited
US2178108A
Cited
US2358910A
Cited
US2345011A
Cited
US2603730A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-12-23 | 1961-06-24 | 1961-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-23 | 1965-06-24 | 1965-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-23 | 1969-06-24 | 1969-12-24 | $7700.00 | Window Closed / Lapsed |