US3017898A
Expired / Lapsed
US
⏱️ 0.0 years remaining
End fittings for suction pipes
Assignee: Andre Rubber Co Ltd
•
Filing: 1957-06-04
•
Granted: 1962-01-23
•
Expires: 1977-06-04
Abstract
No abstract record available.
Inventors
- 👤 Hobson Eric Dott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:51
CPC Classifications
F; F04; F04B; F04B53/00; F04B53/10; F04B53/1037; F04D; F04D9/00; F04D9/007; F04D9/008; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86348
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1317446A
Cited
US1716544A
Cited
US2732071A
Cited
US659669A
Cited
US1350702A
Cited
US1625699A
Cited
US2174354A
Cited
US2485689A
Cited
US2617440A
Cited
US2702147A
Cited
US2843995A
Cited
US2752069A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-22 | 1965-07-24 | 1966-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-22 | 1969-07-24 | 1970-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-22 | 1973-07-24 | 1974-01-23 | $7700.00 | Window Closed / Lapsed |