Patent US2608138A successfully refreshed from Google Patents.
US2608138A
Expired / Lapsed
US
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Weld bead trimmer
Assignee: United Engineering and Foundry Co
•
Filing: 1948-01-13
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Granted: 1952-08-26
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Expires: 1968-01-13
Abstract
No abstract record available.
Inventors
- 👤 Graydon B Tener
- 👤 Comer D Hazen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:05
CPC Classifications
B; B23; B23D; B23D79/00; B23D79/02; B23D79/021; B21; B21C; B21C37/00; B21C37/06; B21C37/08; B21C37/0807; B21C37/0811; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/3042; Y10T409/304256
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US323006A
Cited
GB100889A
Cited
GB240071A
Cited
US2033967A
Cited
US2187485A
Cited
US2233928A
Cited
US2394381A
Cited
US2390627A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-08-26 | 1956-02-25 | 1956-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-26 | 1960-02-25 | 1960-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-26 | 1964-02-25 | 1964-08-26 | $7700.00 | Window Closed / Lapsed |