US2555560A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vacuum cleaner retracting reel
Assignee: TIMM AIRCRAFT Corp
•
Filing: 1945-06-23
•
Granted: 1951-06-05
•
Expires: 1965-06-23
Abstract
No abstract record available.
Inventors
- 👤 Otto W Timm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:14
CPC Classifications
A; A47; A47L; A47L9/00; A47L9/26; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2133; Y10T74/2136; Y10T74/2137
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US794549A
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US2246863A
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US2256870A
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US2375917A
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US2387556A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-06-04 | 1954-12-04 | 1955-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-06-04 | 1958-12-04 | 1959-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-06-04 | 1962-12-04 | 1963-06-05 | $7700.00 | Window Closed / Lapsed |