Patent US2477041A successfully refreshed from Google Patents.
US2477041A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for severing and shaping metal plates
Assignee: Linde Air Products Co
•
Filing: 1945-01-09
•
Granted: 1949-07-26
•
Expires: 1965-01-09
Abstract
No abstract record available.
Inventors
- 👤 James H Bucknam
- 👤 John H Rountree
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:30
CPC Classifications
B; B23; B23K; B23K7/00; B23K7/002; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18072
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US366811A
Cited
US627435A
Cited
US647677A
Cited
US1347695A
Cited
US1748870A
Cited
US1777497A
Cited
AT135962B
Cited
US2233098A
Cited
DE681494C
Cited
US2327255A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-07-25 | 1953-01-24 | 1953-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-07-25 | 1957-01-24 | 1957-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-07-25 | 1961-01-24 | 1961-07-26 | $7700.00 | Window Closed / Lapsed |