US3474803A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automobile enclosure
Assignee: EPHRAIM F DAVIS
•
Filing: 1968-06-19
•
Granted: 1969-10-28
•
Expires: 1988-06-19
Abstract
No abstract record available.
Inventors
- 👤 Ephraim F Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:39
CPC Classifications
E; E04; E04H; E04H6/00; E04H6/02; E04H6/04; Y; Y10; Y10S; Y10S135/00; Y10S135/912
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2913029A
Cited
US2823721A
Cited
GB850513A
Cited
US3411265A
Cited
US3020945A
Cited
US3095231A
Cited
US3399686A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-27 | 1973-04-28 | 1973-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-27 | 1977-04-28 | 1977-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-27 | 1981-04-28 | 1981-10-28 | $7700.00 | Window Closed / Lapsed |