US1286099A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vacuum-cleaner.
Assignee: Individual
•
Filing: 1917-11-12
•
Granted: 1918-11-26
•
Expires: 1937-11-12
Abstract
No abstract record available.
Inventors
- 👤 Frank B Rae
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:09
CPC Classifications
F; F16; F16H; F16H1/00; F16H1/02; F16H1/20; Y; Y10; Y10S; Y10S56/00; Y10S56/17; Y10T; Y10T74/00; Y10T74/19; Y10T74/19172; Y10T74/19642; Y10T74/19679; Y10T74/19688
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) | 1921-11-25 | 1922-05-27 | 1922-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1925-11-25 | 1926-05-27 | 1926-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1929-11-25 | 1930-05-27 | 1930-11-26 | $7700.00 | Window Closed / Lapsed |