Patent US1675383A successfully refreshed from Google Patents.
US83967A
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Improvement in retaining-device for doors
Assignee: —
•
Filing: —
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Granted: 1868-11-10
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Expires: 1885-11-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:01
CPC Classifications
E; E05; E05D; E05D11/00; E05D11/10; E05F; E05F5/00; E05F5/02; E05F5/04; E05D11/1014; E05F2005/046; E05Y; E05Y2201/00; E05Y2201/20; E05Y2201/224; E05Y2600/00; E05Y2600/50; E05Y2600/52; E05Y2900/00; E05Y2900/10; E05Y2900/13; E05Y2900/132; E05Y2900/146; Y; Y10; Y10T; Y10T292/00; Y10T292/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1871-11-10 | 1872-05-11 | 1872-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1875-11-10 | 1876-05-11 | 1876-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1879-11-10 | 1880-05-11 | 1880-11-10 | $7700.00 | Window Closed / Lapsed |