US2537386A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Feeding, cutting, and transfer mechanism
Assignee: AT&T Inc
•
Filing: 1948-06-12
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Granted: 1951-01-09
•
Expires: 1968-06-12
Abstract
No abstract record available.
Inventors
- 👤 Frank G Wikstrom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 18:10
CPC Classifications
H; H01; H01H; H01H11/00; H01H11/04; H01H11/041; H01H11/043; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2092; Y10T83/2096; Y10T83/2135; Y10T83/22; Y10T83/2205; Y10T83/869; Y10T83/8691
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-01-08 | 1954-07-10 | 1955-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-08 | 1958-07-10 | 1959-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-08 | 1962-07-10 | 1963-01-09 | $7700.00 | Window Closed / Lapsed |