US2890070A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rail-bond shoe attachable by conically pointed brazing pin
Assignee: Svenska AB Gasaccumulator
•
Filing: 1954-11-03
•
Granted: 1959-06-09
•
Expires: 1974-11-03
Abstract
No abstract record available.
Inventors
- 👤 Karl J Aversten
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:56
CPC Classifications
B; B23; B23K; B23K1/00; B23K1/0008; B60; B60M; B60M5/00; Y; Y10; Y10T; Y10T403/00; Y10T403/47
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE231018C
Cited
US354412A
Cited
US558016A
Cited
US770466A
Cited
US812900A
Cited
GB191121720A
Cited
US2038210A
Cited
US2711915A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-06-08 | 1962-12-08 | 1963-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-06-08 | 1966-12-08 | 1967-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-06-08 | 1970-12-08 | 1971-06-09 | $7700.00 | Window Closed / Lapsed |