US2575251A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of welding bodies
Assignee: Individual
•
Filing: 1943-09-09
•
Granted: 1951-11-13
•
Expires: 1963-09-09
Abstract
No abstract record available.
Inventors
- 👤 Orlan M Arnold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 08:21
CPC Classifications
B; B29; B29C; B29C66/00; B29C66/80; B29C66/83; B29C66/834; B29C66/8341; B29C66/83411; B29C66/83413; B23; B23K; B23K13/00; B23K13/01; B23K13/02; B29C65/00; B29C65/02; B29C65/04; B29C65/78; B29C65/7858; B29C65/7888; B29C65/7894; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/40; B29C66/41; B29C66/43; B29C66/70; B29C66/73; B29C66/739; B29C66/7392; B29C66/73921; B29C66/81; B29C66/814; B29C66/8141; B29C66/81411; B29C66/81421; B29C66/81422; B29C66/818; B29C66/8187; B29C66/81871; B29C66/83417; Y; Y10; Y10S; Y10S264/00; Y10S264/46; Y10S264/76
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1845322A
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US2089966A
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GB417501A
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US2261847A
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US2205582A
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US2179261A
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US2291807A
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US2333412A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-11-12 | 1955-05-14 | 1955-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-11-12 | 1959-05-14 | 1959-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-11-12 | 1963-05-14 | 1963-11-13 | $7700.00 | Window Closed / Lapsed |