Patent US2609546A successfully refreshed from Google Patents.
US2609546A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Handle and operating lever assembly for flushing tanks
Assignee: ELJER Co
•
Filing: 1948-07-20
•
Granted: 1952-09-09
•
Expires: 1968-07-20
Abstract
No abstract record available.
Inventors
- 👤 David E Gulick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 16:16
CPC Classifications
E; E03; E03D; E03D5/00; E03D5/02; E03D5/09; E03D5/092; Y; Y10; Y10S; Y10S411/00; Y10S411/998
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US596708A
Cited
US796912A
Cited
US1066863A
Cited
US1591429A
Cited
US1910300A
Cited
US2233159A
Cited
US2295686A
Cited
US2487315A
Cited
US2497396A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-09 | 1956-03-10 | 1956-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-09 | 1960-03-10 | 1960-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-09 | 1964-03-10 | 1964-09-09 | $7700.00 | Window Closed / Lapsed |