Patent US3044342A successfully refreshed from Google Patents.
US3044342A
Expired / Lapsed
US
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Military detonators
Assignee: Olin Corp
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Filing: 1958-05-07
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Granted: 1962-07-17
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Expires: 1978-05-07
Abstract
No abstract record available.
Inventors
- 👤 Delbert R Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:57
CPC Classifications
F; F42; F42B; F42B3/00; F42B3/10; F42B3/195; F42B3/198; F42B3/12; F42B3/124
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
IN A PROCESS FOR THE MANUFACTURE OF BRIDGE ASSEMBLINES FOR ELECTRIC DETONATORS, THE STEPS COMPRISING COATING A LENGTH OF METAL ROD WITH A LIQUID SOLIDIFIABLE PLASTIC INSULATING MATERIAL, CURING IN THE INSULATING MATERIAL, COATING THE ROD WITH AN UNCURED LIQUID THERMOSETTING ADHESIVE, INSERTING THE ROD INTO A LENGTH OF METAL TUBE, THE PLASTIC INSULATING MATERIAL AND THE ADHESIVE BEING THE ONLY MEANS FOR POSITIONING THE ROD WITHIN THE TUBE, UNIFORMLY SWAGING THE TUBE ABOUT THE ROD, HEATING THE ROD AND TUBE ABOVE THE SETTING POINT OF THE ADHESIVE, CUTTING THE ROD WITH THE TUBE SWAGED ABOUT IT INTO SEGMENTS AND MACHINING WACH SEGMENT INTO THE SHAPE OF A BRIDGE PLUG.
Claim 2
Dependent Claim
110 words
IN A PROCESS FOR THE MANUFACTURE OF BRIDGE ASSEMBLINES FOR ELECTRIC DETONATORS, THE STEPS COMPRISING COATING A LENGTH OF METAL ROD WITH A LIQUID SOLIDIFIABLE PLASTIC INSULATING MATERIAL, CURING IN THE INSULATING MATERIAL, COATING THE ROD WITH AN UNCURED LIQUID THERMOSETTING ADHESIVE, INSERTING THE ROD INTO A LENGTH OF METAL TUBE, THE PLASTIC INSULATING MATERIAL AND THE ADHESIVE BEING THE ONLY MEANS FOR POSITIONING THE ROD WITHIN THE TUBE, UNIFORMLY SWAGING THE TUBE ABOUT THE ROD, HEATING THE ROD AND TUBE ABOVE THE SETTING POINT OF THE ADHESIVE, CUTTING THE ROD WITH THE TUBE SWAGED ABOUT IT INTO SEGMENTS AND MACHINING WACH SEGMENT INTO THE SHAPE OF A BRIDGE PLUG.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-16 | 1966-01-15 | 1966-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-16 | 1970-01-15 | 1970-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-16 | 1974-01-15 | 1974-07-17 | $7700.00 | Window Closed / Lapsed |