US2623230A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dry mop cleaning apparatus
Assignee: Individual
•
Filing: 1949-06-16
•
Granted: 1952-12-30
•
Expires: 1969-06-16
Abstract
No abstract record available.
Inventors
- 👤 Feinen Nicholas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 20:31
CPC Classifications
A; A47; A47L; A47L13/00; A47L13/10; A47L13/50; A47L13/502; Y; Y10; Y10S; Y10S15/00; Y10S15/09
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1253264A
Cited
US1572102A
Cited
US1614968A
Cited
US1788844A
Cited
US1929609A
Cited
US1913782A
Cited
US2033672A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-30 | 1956-06-30 | 1956-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-30 | 1960-06-30 | 1960-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-30 | 1964-06-30 | 1964-12-30 | $7700.00 | Window Closed / Lapsed |