US3023581A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid coupling
Assignee: American Radiator and Standard Sanitary Corp
•
Filing: 1958-02-17
•
Granted: 1962-03-06
•
Expires: 1978-02-17
Abstract
No abstract record available.
Inventors
- 👤 Henry J Langlois
- 👤 Richard M Nelden
- 👤 Ragland Ben
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 08:03
CPC Classifications
F; F16; F16D; F16D33/00; F16D33/18
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1203265A
Cited
US1249261A
Cited
US1226380A
Cited
US1831770A
Cited
US2021526A
Cited
US2164173A
Cited
US2245684A
Cited
US2464215A
Cited
US2699642A
Cited
FR1091161A
Cited
US2862362A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-05 | 1965-09-04 | 1966-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-05 | 1969-09-04 | 1970-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-05 | 1973-09-04 | 1974-03-06 | $7700.00 | Window Closed / Lapsed |