US2826671A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of welding
Assignee: Individual
•
Filing: 1956-05-07
•
Granted: 1958-03-11
•
Expires: 1976-05-07
Abstract
No abstract record available.
Inventors
- 👤 Charles T Gayley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:07
CPC Classifications
B; B23; B23K; B23K9/00; B23K9/16; B23K9/167; B23K9/1675
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US641767A
Cited
US1708003A
Cited
US1933343A
Cited
US1834991A
Cited
US1946302A
Cited
US1946305A
Cited
US1904104A
Cited
US2342086A
Cited
US2646492A
Cited
US2594333A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-10 | 1961-09-09 | 1962-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-10 | 1965-09-09 | 1966-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-10 | 1969-09-09 | 1970-03-11 | $7700.00 | Window Closed / Lapsed |