US2690348A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic door catch
Assignee: Individual
•
Filing: 1949-09-16
•
Granted: 1954-09-28
•
Expires: 1969-09-16
Abstract
No abstract record available.
Inventors
- 👤 Macy O Teetor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:11
CPC Classifications
E; E05; E05C; E05C19/00; E05C19/16; Y; Y10; Y10T; Y10T292/00; Y10T292/11
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2475226A
Cited
US2508305A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-09-27 | 1958-03-29 | 1958-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-27 | 1962-03-29 | 1962-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-27 | 1966-03-29 | 1966-09-28 | $7700.00 | Window Closed / Lapsed |