US3365565A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Welding electrodes
Assignee: HOBERT BROTHERS Co
•
Filing: 1964-07-20
•
Granted: 1968-01-23
•
Expires: 1984-07-20
Abstract
No abstract record available.
Inventors
- 👤 Gerard E Claussen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:17
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/22; B23K35/24; B23K35/30; B23K35/3053; B23K35/308; B23K35/02; B23K35/0255; B23K35/0261; B23K35/0266
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1531828A
Cited
US1629748A
Cited
US2291482A
Cited
US2429175A
Cited
US2408620A
Cited
US3221136A
Cited
US3101405A
Cited
US3175074A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-22 | 1971-07-24 | 1972-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-22 | 1975-07-24 | 1976-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-22 | 1979-07-24 | 1980-01-23 | $7700.00 | Window Closed / Lapsed |