US3741808A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tank cleaner
Assignee: Goodrich Corp
•
Filing: 1970-08-12
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Granted: 1973-06-26
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Expires: 1990-08-12
Abstract
Abstract A PORTABLE HIGH PRESSURE TANK CLEANING APPARATUS WITH A LINEAR MOVABLE TUBULAR MEMBER THAT IS ALSO ROTATABLE AND ECCENTRICALLY ADJUSTABLE SECURED TO A BASE. A CLEANING HEAD IS LOCATED ON ONE OF THE LINEAR MOVABLE MEMBER. THE LINEAR MOVABILITY AND ROTATABLE ADJUSTABILITY OF THE MEMBER ON THE BASE PERMITS THE CLEANING HEAD TO BE POSITIONED AT DIFFERENT POSITIONS IN THE TANK.
Inventors
- 👤 L Stalker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:26
CPC Classifications
B; B05; B05B; B05B3/00; B05B3/02; B08; B08B; B08B9/00; B08B9/08; B08B9/093; B08B9/0936
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-06-25 | 1976-12-25 | 1977-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-06-25 | 1980-12-25 | 1981-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-06-25 | 1984-12-25 | 1985-06-26 | $7700.00 | Window Closed / Lapsed |