US2049191A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination material working machine
Assignee: AT&T Inc
•
Filing: 1934-09-22
•
Granted: 1936-07-28
•
Expires: 1954-09-22
Abstract
No abstract record available.
Inventors
- 👤 Yves A Bouget
- 👤 Frank M Malhiot
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:35
CPC Classifications
B; B27; B27C; B27C9/00; B27C9/02; B23; B23D; B23D49/00; B23D49/007; Y; Y10; Y10T; Y10T83/00; Y10T83/687; Y10T83/688
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) | 1939-07-28 | 1940-01-27 | 1940-07-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-07-28 | 1944-01-27 | 1944-07-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-07-28 | 1948-01-27 | 1948-07-28 | $7700.00 | Window Closed / Lapsed |