Patent US3536886A successfully refreshed from Google Patents.
US3536886A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radial welding apparatus
Assignee: Baldwin Lima Hamilton Corp
•
Filing: 1966-12-14
•
Granted: 1970-10-27
•
Expires: 1986-12-14
Abstract
No abstract record available.
Inventors
- 👤 Edward L Juelg
- 👤 Charles K Sigel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:03
CPC Classifications
B; B23; B23K; B23K9/00; B23K9/02; B23K9/028
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1653376A
Cited
US1949251A
Cited
US2938106A
Cited
US3159734A
Cited
US3035157A
Cited
GB950258A
Cited
US3215812A
Cited
US3345494A
Cited
US3256418A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-26 | 1974-04-27 | 1974-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-26 | 1978-04-27 | 1978-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-26 | 1982-04-27 | 1982-10-27 | $7700.00 | Window Closed / Lapsed |