US3537211A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reversing edge control for car doors
Assignee: Guilbert Inc
•
Filing: 1967-06-26
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Granted: 1970-11-03
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Expires: 1987-06-26
Abstract
No abstract record available.
Inventors
- 👤 Nicholas R Guilbert Jr
- 👤 Louis P Metz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:09
CPC Classifications
B; B66; B66B; B66B13/00; B66B13/24; B66B13/26; E; E05; E05F; E05F15/00; E05F15/40; E05F15/42; E05F15/48; E05Y; E05Y2900/00; E05Y2900/10; E05Y2900/104
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) | 1973-11-02 | 1974-05-04 | 1974-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-02 | 1978-05-04 | 1978-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-02 | 1982-05-04 | 1982-11-03 | $7700.00 | Window Closed / Lapsed |