US2551875A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tool for cleaning pipes and fittings
Assignee: Individual
•
Filing: 1948-11-12
•
Granted: 1951-05-08
•
Expires: 1968-11-12
Abstract
No abstract record available.
Inventors
- 👤 Jesse E Cotton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:54
CPC Classifications
B; B23; B23D; B23D79/00; B08; B08B; B08B1/00; B08B1/10; B08B1/16; B08B1/165; Y; Y10; Y10T; Y10T29/00; Y10T29/44
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-05-07 | 1954-11-06 | 1955-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-07 | 1958-11-06 | 1959-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-07 | 1962-11-06 | 1963-05-08 | $7700.00 | Window Closed / Lapsed |