US3380148A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of guiding and locating welding equipment for subsequent welding
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1965-03-03
•
Granted: 1968-04-30
•
Expires: 1985-03-03
Abstract
No abstract record available.
Inventors
- 👤 Jerome W Nelson
- 👤 Glenn E Faulkner
- 👤 Harry C Cook
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:13
CPC Classifications
B; B23; B23K; B23K9/00; B23K9/02; B23K9/028; B23K9/0282; B23K9/0286; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49895
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1499498A
Cited
US1775311A
Cited
US2155705A
Cited
US2817745A
Cited
US2894111A
Cited
US2956147A
Cited
US3084246A
Cited
US3042787A
Cited
US3084244A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-30 | 1971-10-30 | 1972-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-30 | 1975-10-30 | 1976-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-30 | 1979-10-30 | 1980-04-30 | $7700.00 | Window Closed / Lapsed |