US2688515A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-cleaning shower head
Assignee: Sloan Valve Co
•
Filing: 1951-04-10
•
Granted: 1954-09-07
•
Expires: 1971-04-10
Abstract
No abstract record available.
Inventors
- 👤 Jacques J Filliung
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:23
CPC Classifications
B; B05; B05B; B05B1/00; B05B1/30; B05B1/3006; Y; Y10; Y10S; Y10S261/00; Y10S261/22
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1758119A
Cited
US1816645A
Cited
US2049141A
Cited
US2269901A
Cited
US2311018A
Cited
US2568429A
Cited
US2529223A
Cited
US2583232A
Cited
US2583234A
Cited
US2573904A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-09-06 | 1958-03-08 | 1958-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-06 | 1962-03-08 | 1962-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-06 | 1966-03-08 | 1966-09-07 | $7700.00 | Window Closed / Lapsed |