US3462579A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for guiding electrodes
Assignee: Battelle Development Corp
•
Filing: 1968-10-08
•
Granted: 1969-08-19
•
Expires: 1988-10-08
Abstract
No abstract record available.
Inventors
- 👤 Robert P Meister
- 👤 Jerome W Nelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 08:57
CPC Classifications
B; B23; B23K; B23K9/00; B23K9/12; B23K9/127; B23K9/1272; B23K9/1274
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3123702A
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US1749765A
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US2802931A
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US2827548A
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US2993983A
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US3084246A
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US3171012A
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US3210515A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-18 | 1973-02-17 | 1973-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-18 | 1977-02-17 | 1977-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-18 | 1981-02-17 | 1981-08-19 | $7700.00 | Window Closed / Lapsed |