US2886692A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Constricted arc metal removal
Assignee: Union Carbide Corp
•
Filing: 1956-05-23
•
Granted: 1959-05-12
•
Expires: 1976-05-23
Abstract
No abstract record available.
Inventors
- 👤 Glenn W Oyler
- 👤 Iii John Maier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:40
CPC Classifications
B; B23; B23K; B23K10/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1746208A
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US1746196A
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US1746191A
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US2063467A
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US2474023A
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US2479412A
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US2821615A
Cited
US2768279A
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US2806124A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-11 | 1962-11-10 | 1963-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-11 | 1966-11-10 | 1967-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-11 | 1970-11-10 | 1971-05-12 | $7700.00 | Window Closed / Lapsed |