US3400237A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Welding head
Assignee: Individual
•
Filing: 1964-12-01
•
Granted: 1968-09-03
•
Expires: 1984-12-01
Abstract
No abstract record available.
Inventors
- 👤 Kazlauskas Gasparas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:36
CPC Classifications
B; B23; B23K; B23K9/00; B23K9/02; B23K9/028; B23K9/0282; B23K9/0286
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3035147A
Cited
US3042787A
Cited
US3084243A
Cited
US3069529A
Cited
US3194936A
Cited
US3194937A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-03 | 1972-03-04 | 1972-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-03 | 1976-03-04 | 1976-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-03 | 1980-03-04 | 1980-09-03 | $7700.00 | Window Closed / Lapsed |