US2207787A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cutting apparatus
Assignee: Messer & Co GmbH
•
Filing: 1938-09-17
•
Granted: 1940-07-16
•
Expires: 1958-09-17
Abstract
No abstract record available.
Inventors
- 👤 Eberle Wilhelm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:59
CPC Classifications
B; B23; B23K; B23K7/00; B23K7/002; B23K7/004; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/303416; Y10T409/303472; Y10T409/303528; Y10T409/303584
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1943-07-16 | 1944-01-15 | 1944-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-07-16 | 1948-01-15 | 1948-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-07-16 | 1952-01-15 | 1952-07-16 | $7700.00 | Window Closed / Lapsed |