Patent US2395518A successfully refreshed from Google Patents.
US2395518A
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Material working apparatus
Assignee: Babcock and Wilcox Co
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Filing: 1935-12-31
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Granted: 1946-02-26
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Expires: 1955-12-31
Abstract
No abstract record available.
Inventors
- 👤 Ernest J Svenson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:12
CPC Classifications
B; B23; B23B; B23B41/00; B23B41/12; Y; Y10; Y10S; Y10S408/00; Y10S408/709; Y10T; Y10T29/00; Y10T29/51; Y10T29/5104; Y10T29/5105; Y10T408/00; Y10T408/16; Y10T408/17; Y10T408/173; Y10T408/175; Y10T408/36; Y10T408/38; Y10T408/3844; Y10T409/00; Y10T409/30; Y10T409/306664; Y10T409/307448; Y10T409/307504
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1949-02-25 | 1949-08-27 | 1950-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-02-25 | 1953-08-27 | 1954-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-02-25 | 1957-08-27 | 1958-02-26 | $7700.00 | Window Closed / Lapsed |