Patent US2598577A successfully refreshed from Google Patents.
US2598577A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sanitary accessory for toilet bowls
Assignee: Individual
•
Filing: 1949-04-05
•
Granted: 1952-05-27
•
Expires: 1969-04-05
Abstract
No abstract record available.
Inventors
- 👤 Norman D Mattison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:41
CPC Classifications
A; A47; A47K; A47K17/00; A47K17/02; A47K2017/006
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US636564A
Cited
US755183A
Cited
GB191023969A
Cited
US1170741A
Cited
US1328900A
Cited
US1997695A
Cited
US2241967A
Cited
US2223526A
Cited
US2333732A
Cited
US2380102A
Cited
US2551882A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-05-27 | 1955-11-26 | 1956-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-27 | 1959-11-26 | 1960-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-27 | 1963-11-26 | 1964-05-27 | $7700.00 | Window Closed / Lapsed |