US812997A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motor-chair.
Assignee: Individual
•
Filing: 1905-06-15
•
Granted: 1906-02-20
•
Expires: 1925-06-15
Abstract
No abstract record available.
Inventors
- 👤 John A Himburg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:05
CPC Classifications
B; B60; B60N; B60N2/00; B60N2/02; B60N2/04; B60N2/06; B60N2/07; B60N2/0702; B60N2/0705
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) | 1909-02-19 | 1909-08-21 | 1910-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1913-02-19 | 1913-08-21 | 1914-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1917-02-19 | 1917-08-21 | 1918-02-20 | $7700.00 | Window Closed / Lapsed |