US1074691A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Turbine-wheel.
Assignee: ROBERT S HOTZ
•
Filing: 1911-03-20
•
Granted: 1913-10-07
•
Expires: 1931-03-20
Abstract
No abstract record available.
Inventors
- 👤 Otto F Bruman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 10:24
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/26; F04D29/32; F04D29/325; F04D29/326
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1916-10-06 | 1917-04-07 | 1917-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1920-10-06 | 1921-04-07 | 1921-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1924-10-06 | 1925-04-07 | 1925-10-07 | $7700.00 | Window Closed / Lapsed |