Patent US4849486A successfully refreshed from Google Patents.
Patent US800783A successfully refreshed from Google Patents.
US800783A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Passenger elevator and conveyer.
Assignee: Individual
•
Filing: 1903-03-09
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Granted: 1905-10-03
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Expires: 1923-03-09
Abstract
No abstract record available.
Inventors
- 👤 Benjamin Ratcliffe Adkins
- 👤 William Yorath Lewis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:19
CPC Classifications
B; B66; B66B; B66B21/00; B66B21/02; B66B21/025; B66B23/00; B66B23/02
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) | 1908-10-02 | 1909-04-03 | 1909-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1912-10-02 | 1913-04-03 | 1913-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1916-10-02 | 1917-04-03 | 1917-10-03 | $7700.00 | Window Closed / Lapsed |