US2755671A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resilient sealing units for flush valve actuators
Assignee: DELANY REALTY Corp
•
Filing: 1951-09-20
•
Granted: 1956-07-24
•
Expires: 1971-09-20
Abstract
No abstract record available.
Inventors
- 👤 John J Delany
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:31
CPC Classifications
F; F16; F16K; F16K41/00; F16K41/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1416317A
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US1516814A
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DE519685C
Cited
US2019257A
Cited
GB499150A
Cited
US2212607A
Cited
US2172079A
Cited
US2506140A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-24 | 1960-01-23 | 1960-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-24 | 1964-01-23 | 1964-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-24 | 1968-01-23 | 1968-07-24 | $7700.00 | Window Closed / Lapsed |