US2658222A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Yieldable wiping implement
Assignee: Individual
•
Filing: 1948-02-20
•
Granted: 1953-11-10
•
Expires: 1968-02-20
Abstract
No abstract record available.
Inventors
- 👤 John J Mackert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:47
CPC Classifications
B; B25; B25G; B25G3/00; B25G3/02; B25G3/12; B25G3/24; A; A47; A47L; A47L1/00; A47L1/06; A47L1/09
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-09 | 1957-05-11 | 1957-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-09 | 1961-05-11 | 1961-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-09 | 1965-05-11 | 1965-11-10 | $7700.00 | Window Closed / Lapsed |