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Patent US3438290A successfully refreshed from Google Patents.
US3438290A
Expired / Lapsed
US
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Apparatus for releasing auto door latches
Assignee: JULIAN J KONOPACKI
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Filing: 1967-06-13
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Granted: 1969-04-15
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Expires: 1987-06-13
Abstract
No abstract record available.
Inventors
- 👤 Julian J Konopacki
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 01:36
CPC Classifications
E; E05; E05B; E05B19/00; E05B19/20; Y; Y10; Y10T; Y10T70/00; Y10T70/80; Y10T70/8946
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-14 | 1972-10-14 | 1973-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-14 | 1976-10-14 | 1977-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-14 | 1980-10-14 | 1981-04-15 | $7700.00 | Window Closed / Lapsed |