Patent US5852607A successfully refreshed from Google Patents.
Patent US2486631A successfully refreshed from Google Patents.
US2486631A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toilet seat
Assignee: Individual
•
Filing: 1946-07-19
•
Granted: 1949-11-01
•
Expires: 1966-07-19
Abstract
No abstract record available.
Inventors
- 👤 Robert C Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 02:57
CPC Classifications
A; A47; A47K; A47K13/00; A47K13/06
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1252868A
Cited
US1359873A
Cited
US1628830A
Cited
US1950016A
Cited
US2050114A
Cited
US2133416A
Cited
US2219643A
Cited
US2411137A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-10-31 | 1953-05-02 | 1953-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-31 | 1957-05-02 | 1957-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-31 | 1961-05-02 | 1961-11-01 | $7700.00 | Window Closed / Lapsed |