Patent US5100100A successfully refreshed from Google Patents.
US2987952A
Expired / Lapsed
US
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Dynamite packing machine
Assignee: Wyeth Holdings LLC
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Filing: 1957-06-21
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Granted: 1961-06-13
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Expires: 1977-06-21
Abstract
No abstract record available.
Inventors
- 👤 Hengel Mathew Carl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:10
CPC Classifications
F; F42; F42B; F42B33/00; F42B33/02; F42B33/0207; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18152
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) | 1964-06-12 | 1964-12-12 | 1965-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-12 | 1968-12-12 | 1969-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-12 | 1972-12-12 | 1973-06-13 | $7700.00 | Window Closed / Lapsed |