Patent US3038744A successfully refreshed from Google Patents.
US3038744A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dip tube supporting means which is locked against axial movement
Assignee: MARINE CONTROLS LAB
•
Filing: 1958-05-26
•
Granted: 1962-06-12
•
Expires: 1978-05-26
Abstract
No abstract record available.
Inventors
- 👤 Frank V Boylan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 12:42
CPC Classifications
F; F24; F24H; F24H9/00; F24H9/12; F24H9/13; F24H9/133; F16; F16L; F16L47/00; F16L47/26
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US619437A
Cited
US1707087A
Cited
US2086151A
Cited
US2132574A
Cited
US2648549A
Cited
US2764427A
Cited
US2842163A
Cited
US2921606A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-11 | 1965-12-11 | 1966-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-11 | 1969-12-11 | 1970-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-11 | 1973-12-11 | 1974-06-12 | $7700.00 | Window Closed / Lapsed |