US2605478A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toilet cleaning apparatus
Assignee: Individual
•
Filing: 1949-01-31
•
Granted: 1952-08-05
•
Expires: 1969-01-31
Abstract
No abstract record available.
Inventors
- 👤 Frederic H Lassiter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:40
CPC Classifications
A; A47; A47K; A47K13/00; A47K13/24; A47K13/30; A47K13/302; A47K17/00; E; E03; E03D; E03D9/00; E03D9/002
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US175835A
Cited
US1756410A
Cited
US1142187A
Cited
US1645869A
Cited
US1645816A
Cited
US1637711A
Cited
US1706409A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-08-05 | 1956-02-04 | 1956-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-05 | 1960-02-04 | 1960-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-05 | 1964-02-04 | 1964-08-05 | $7700.00 | Window Closed / Lapsed |