US3398613A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for removing excess welding material from rail welds
Assignee: Goldschmidt ETB GmbH
•
Filing: 1966-02-04
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Granted: 1968-08-27
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Expires: 1986-02-04
Abstract
No abstract record available.
Inventors
- 👤 Gallotti Carlo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:35
CPC Classifications
E; E01; E01B; E01B31/00; E01B31/02; E01B31/12; E01B31/15; Y; Y10; Y10S; Y10S83/00; Y10S83/914; Y10T; Y10T409/00; Y10T409/50; Y10T409/501476; Y10T409/50164; Y10T409/501968; Y10T83/00; Y10T83/02; Y10T83/0259; Y10T83/869; Y10T83/8821; Y10T83/8828; Y10T83/8831; Y10T83/8834
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-27 | 1972-02-26 | 1972-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-27 | 1976-02-26 | 1976-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-27 | 1980-02-26 | 1980-08-27 | $7700.00 | Window Closed / Lapsed |