Patent US2843373A successfully refreshed from Google Patents.
US2843373A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Out of round attachment
Assignee: MARY CATHERINE HARTER
•
Filing: 1957-01-09
•
Granted: 1958-07-15
•
Expires: 1977-01-09
Abstract
No abstract record available.
Inventors
- 👤 Harold F Livers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 00:16
CPC Classifications
B; B23; B23K; B23K7/00; B23K7/005; B23K7/006
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE201483C
Cited
US1139048A
Cited
US1529954A
Cited
US1705923A
Cited
US2061442A
Cited
US2687880A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-14 | 1962-01-13 | 1962-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-14 | 1966-01-13 | 1966-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-14 | 1970-01-13 | 1970-07-15 | $7700.00 | Window Closed / Lapsed |