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 10:33
CPC Classifications
A; A47; A47K; A47K17/00; A47K17/02; A47K2017/006
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US636564A
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US755183A
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GB191023969A
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US1170741A
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US1328900A
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US1997695A
Cited
US2241967A
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US2223526A
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US2333732A
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US2380102A
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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 |