US2486017A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas mixer
Assignee: Individual
•
Filing: 1946-10-18
•
Granted: 1949-10-25
•
Expires: 1966-10-18
Abstract
No abstract record available.
Inventors
- 👤 Ernst A Furkert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:56
CPC Classifications
G; G05; G05D; G05D11/00; G05D11/003; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2499; Y10T137/2514; Y10T137/7722; Y10T137/7781; Y10T137/8593; Y10T137/86493; Y10T137/86549; Y10T137/87571; Y10T137/87676; Y10T137/87917; Y10T137/88022
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-10-24 | 1953-04-25 | 1953-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-24 | 1957-04-25 | 1957-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-24 | 1961-04-25 | 1961-10-25 | $7700.00 | Window Closed / Lapsed |