US2786210A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for automatically flushing urinals at varying intervals
Assignee: Speakman Co
•
Filing: 1953-12-29
•
Granted: 1957-03-26
•
Expires: 1973-12-29
Abstract
No abstract record available.
Inventors
- 👤 Fraser James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 20:04
CPC Classifications
E; E03; E03D; E03D3/00; E03D3/02; E03D3/04; E03D5/00; E03D5/10; F; F16; F16K; F16K31/00; F16K31/02; Y; Y10; Y10S; Y10S4/00; Y10S4/03
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1639679A
Cited
US644488A
Cited
US1029281A
Cited
US1366761A
Cited
US2395150A
Cited
US2507966A
Cited
US2603794A
Cited
US2688141A
Cited
US2635691A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-03-25 | 1960-09-24 | 1961-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-03-25 | 1964-09-24 | 1965-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-03-25 | 1968-09-24 | 1969-03-26 | $7700.00 | Window Closed / Lapsed |