Patent US4652263A successfully refreshed from Google Patents.
US2618497A
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Lockable trunk lid extension for automobiles
Assignee: Individual
•
Filing: 1949-09-21
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Granted: 1952-11-18
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Expires: 1969-09-21
Abstract
No abstract record available.
Inventors
- 👤 Walter D Gardels
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:18
CPC Classifications
E; E05; E05C; E05C17/00; E05C17/02; E05C17/04; E05C17/042; Y; Y10; Y10S; Y10S292/00; Y10S292/43; Y10T; Y10T292/00; Y10T292/28; Y10T292/285; Y10T292/288; Y10T292/34; Y10T292/65; Y10T292/67; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5164
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1003389A
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US1186322A
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US1562972A
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US1639870A
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US2117072A
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US2199369A
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US2504367A
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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) | 1955-11-18 | 1956-05-19 | 1956-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-18 | 1960-05-19 | 1960-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-18 | 1964-05-19 | 1964-11-18 | $7700.00 | Window Closed / Lapsed |