US3588054A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for kneading doughy explosives
Assignee: Nitro Nobel AB
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Filing: 1968-12-17
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Granted: 1971-06-28
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Expires: 1988-12-17
Abstract
Abstract APPARATUS INCLUDING AN ELONGATED FLEXIBLE HOSE LOCATED WITHIN A CASING WHICH IS DIVIDED INTO A PLURALITY OF CHAMBERS AND INTO WHICH FULID UNDER PRESSURE IS SEQUENTIALLY INTRODUCED TO KNEAD DOUGHY MATERIAL AND CAUSE A PERISTALTIC ADVANCE OF SUCH MATERIAL THROUGH THE HOSE.
Inventors
- 👤 Sten Herman Ljungberg
- 👤 Bror Lennart Teodor Sternhoff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:08
CPC Classifications
B; B01; B01F; B01F31/00; B01F31/29; C; C06; C06B; C06B21/00
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) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |