US2714339A
Expired / Lapsed
US
⏱️ 0.0 years remaining
System for trimming welded joints
Assignee: Mesta Machine Co
•
Filing: 1949-06-21
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Granted: 1955-08-02
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Expires: 1969-06-21
Abstract
No abstract record available.
Inventors
- 👤 Franz J Waldschutz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:04
CPC Classifications
B; B23; B23D; B23D79/00; B23D79/02; Y; Y10; Y10T; Y10T407/00; Y10T407/19; Y10T407/1906; Y10T407/1928; Y10T407/193; Y10T409/00; Y10T409/40; Y10T409/400175; Y10T409/402625; Y10T409/404375; Y10T409/405775; Y10T409/40595
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US141012A
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US567756A
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US1975939A
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US2327296A
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US2256559A
Cited
GB538589A
Cited
US2433145A
Cited
US2437829A
Cited
US2497023A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-08-01 | 1959-01-31 | 1959-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-08-01 | 1963-01-31 | 1963-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-08-01 | 1967-01-31 | 1967-08-02 | $7700.00 | Window Closed / Lapsed |