US3409962A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for making rail welds
Assignee: Goldschmidt ETB GmbH
•
Filing: 1966-12-27
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Granted: 1968-11-12
•
Expires: 1986-12-27
Abstract
No abstract record available.
Inventors
- 👤 Ahlert Wilhelm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:52
CPC Classifications
E; E01; E01B; E01B29/00; E01B29/16; E01B29/20; B; B22; B22D; B22D19/00; B22D19/08; B22D19/085; E01B11/00; E01B11/44; E01B11/46; E01B11/52; E01B31/00; E01B31/02; E01B31/12; E01B31/15; Y; Y10; Y10T; Y10T29/00; Y10T29/51
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
AN APPARATUS FOR MAKING RAIL WELDS COMPRISING A FRAME, MEANS ON THE FRAME FOR CLAMPING THE FRAME TO RAILS TO BE WELDED, MEANS ON THE FRAME FOR ALIGNING THE RAILS TO BE WELDED, MEANS ON THE FRAME FOR SUPPORTING A REACTION CRUCIBLE, AND MEANS ON THE FRAME FOR REMOVING EXCESS WELD METAL FROM A WELDED JOINT.
Claim 2
Independent Claim
56 words
AN APPARATUS FOR MAKING RAIL WELDS COMPRISING A FRAME, MEANS ON THE FRAME FOR CLAMPING THE FRAME TO RAILS TO BE WELDED, MEANS ON THE FRAME FOR ALIGNING THE RAILS TO BE WELDED, MEANS ON THE FRAME FOR SUPPORTING A REACTION CRUCIBLE, AND MEANS ON THE FRAME FOR REMOVING EXCESS WELD METAL FROM A WELDED JOINT.
References Cited (Backward Citations)
US2569083A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-12 | 1972-05-13 | 1972-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-12 | 1976-05-13 | 1976-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-12 | 1980-05-13 | 1980-11-12 | $7700.00 | Window Closed / Lapsed |