US2936606A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Emhart Industries Inc
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Filing: 1957-05-17
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Granted: 1960-05-17
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Expires: 1977-05-17
Abstract
No abstract record available.
Inventors
- 👤 Nicholas A Welch
- 👤 Wolf Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:55
CPC Classifications
E; E05; E05B; E05B63/00; E05B63/0017; E05B23/00; E05B65/00; E05B65/0028; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/096; Y10T292/1014; Y10T292/1016; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5199; Y10T70/5246; Y10T70/5296; Y10T70/5319; Y10T70/5341; Y10T70/5372; Y10T70/5385; Y10T70/5389; Y10T70/55
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) | 1963-05-17 | 1963-11-16 | 1964-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-17 | 1967-11-16 | 1968-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-17 | 1971-11-16 | 1972-05-17 | $7700.00 | Window Closed / Lapsed |