US2419189A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Serrating tool
Assignee: EVERETT T MORRISSETTE
•
Filing: 1944-10-25
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Granted: 1947-04-15
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Expires: 1964-10-25
Abstract
No abstract record available.
Inventors
- 👤 Raymond E Morrissette
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:36
CPC Classifications
B; B23; B23B; B23B3/00; B23B3/22; B23B3/26; B23B3/265; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/306216; Y10T82/00; Y10T82/25; Y10T82/2522
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US764341A
Cited
US1796208A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-04-14 | 1950-10-14 | 1951-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-04-14 | 1954-10-14 | 1955-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-04-14 | 1958-10-14 | 1959-04-15 | $7700.00 | Window Closed / Lapsed |