US2909799A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cleaning and scouring device
Assignee: Individual
•
Filing: 1956-06-26
•
Granted: 1959-10-27
•
Expires: 1976-06-26
Abstract
No abstract record available.
Inventors
- 👤 Gottfred M Lundeen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:55
CPC Classifications
A; A01; A01J; A01J7/00; A01J7/02; A01J7/025
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US616696A
Cited
GB352274A
Cited
US1837484A
Cited
US2051834A
Cited
US2095823A
Cited
US2333801A
Cited
US2334690A
Cited
US2727269A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-26 | 1963-04-27 | 1963-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-26 | 1967-04-27 | 1967-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-26 | 1971-04-27 | 1971-10-27 | $7700.00 | Window Closed / Lapsed |