US2430984A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable tool
Assignee: Individual
•
Filing: 1944-07-28
•
Granted: 1947-11-18
•
Expires: 1964-07-28
Abstract
No abstract record available.
Inventors
- 👤 Thomas J Hopkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:49
CPC Classifications
B; B24; B24B; B24B27/00; B24B27/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US101559A
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US261848A
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US712537A
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US809822A
Cited
US979880A
Cited
US1113650A
Cited
US1493630A
Cited
US1961328A
Cited
US2146355A
Cited
US2321081A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-11-17 | 1951-05-19 | 1951-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-11-17 | 1955-05-19 | 1955-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-11-17 | 1959-05-19 | 1959-11-18 | $7700.00 | Window Closed / Lapsed |