Patent US2935942A successfully refreshed from Google Patents.
US2935942A
Expired / Lapsed
US
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Homing device
Assignee: Individual
•
Filing: 1946-07-29
•
Granted: 1960-05-10
•
Expires: 1966-07-29
Abstract
No abstract record available.
Inventors
- 👤 Young John A De
- 👤 Murry N Fairbank
- 👤 Robert C Jones
- 👤 Charles H Matz
- 👤 Otto E Wolff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:29
CPC Classifications
F; F41; F41G; F41G7/00; F41G7/20; F41G7/22; F41G7/2253; F41G7/2273; F41G7/2293; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1204; Y10T74/1221
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) | 1963-05-10 | 1963-11-09 | 1964-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-10 | 1967-11-09 | 1968-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-10 | 1971-11-09 | 1972-05-10 | $7700.00 | Window Closed / Lapsed |