US2384512A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine protective apparatus
Assignee: DELTA Manufacturing CO
•
Filing: 1944-01-05
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Granted: 1945-09-11
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Expires: 1964-01-05
Abstract
No abstract record available.
Inventors
- 👤 Christy A Wiken
- 👤 Eric A Reibig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:16
CPC Classifications
B; B23; B23Q; B23Q11/00; B23Q11/08; B23Q11/0816; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/18576; Y10T74/18712; Y10T74/1872; Y10T74/21; Y10T74/2186; Y10T82/00; Y10T82/25; Y10T82/2572
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) | 1948-09-10 | 1949-03-12 | 1949-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-09-10 | 1953-03-12 | 1953-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-09-10 | 1957-03-12 | 1957-09-11 | $7700.00 | Window Closed / Lapsed |