US2332984A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cleaning device for pipe lines
Assignee: Individual
•
Filing: 1942-07-24
•
Granted: 1943-10-26
•
Expires: 1962-07-24
Abstract
No abstract record available.
Inventors
- 👤 Brackeen Lloyd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:59
CPC Classifications
B; B08; B08B; B08B9/00; B08B9/02; B08B9/027; B08B9/04; B08B9/053; B08B9/055; B08B9/0553; B08B9/0558; Y; Y10; Y10S; Y10S239/00; Y10S239/13
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) | 1946-10-25 | 1947-04-26 | 1947-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-10-25 | 1951-04-26 | 1951-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-10-25 | 1955-04-26 | 1955-10-26 | $7700.00 | Window Closed / Lapsed |