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US196664A
Expired / Lapsed
US
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Improvement in dress-elevators
Assignee: —
•
Filing: —
•
Granted: 1877-10-30
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Expires: 1894-10-30
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:38
CPC Classifications
B; B25; B25B; B25B5/00; B25B5/06; B25B5/12; Y; Y10; Y10T; Y10T24/00; Y10T24/31; Y10T24/312; Y10T24/34; Y10T24/3427; Y10T24/3428; Y10T24/44; Y10T24/44291; Y10T24/44333
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) | 1880-10-29 | 1881-04-30 | 1881-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1884-10-29 | 1885-04-30 | 1885-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1888-10-29 | 1889-04-30 | 1889-10-30 | $7700.00 | Window Closed / Lapsed |