US2922174A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cleaning tool for boxes of tool joints
Assignee: A E HICKMAN
•
Filing: 1957-11-12
•
Granted: 1960-01-26
•
Expires: 1977-11-12
Abstract
No abstract record available.
Inventors
- 👤 J K Mathews
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:10
CPC Classifications
B; B08; B08B; B08B9/00; B08B9/02; B08B9/021
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE196797C
Cited
US444710A
Cited
FR745754A
Cited
US940060A
Cited
US982566A
Cited
US1539984A
Cited
US1567507A
Cited
FR43300E
Cited
US2128822A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-01-25 | 1963-07-27 | 1964-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-25 | 1967-07-27 | 1968-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-25 | 1971-07-27 | 1972-01-26 | $7700.00 | Window Closed / Lapsed |