US3346946A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for connecting metal plates
Assignee: Dynamit Nobel AG
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Filing: 1965-01-15
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Granted: 1967-10-17
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Expires: 1985-01-15
Abstract
No abstract record available.
Inventors
- 👤 Riegelmayer Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:05
CPC Classifications
B; B23; B23K; B23K20/00; B23K20/06; B23K20/08; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49805
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
A METHOD FOR SURFACE-CONNECTING METALLIC PLATES DISPOSED ONE ABOVE THE OTHER BY MEANS OF EXPLOSIVES, COMPRISING THE STEPS OF PLACING EXPLOSIVES ON THE UPPER METAL PLATE IN SUCH A MANNEAR THAT THE HEIGHT OF THE LAYER OF EXPLOSIVES DECREASES BY ABOUT 50 TO 70% FROM THE IGNITION PLACE EXTENDING OVER THE UPPER PLATE AND THAT THE HEIGHT OF THE LAYER OF EXPLOSIVES DECREASES IN STRIP-LIKE MANNER ONLY BY ABOUT 5 TO 20% ALONG THE SIDES THEREOF ADJACENT THE IGNITION PLACE.
Claim 2
Independent Claim
80 words
A METHOD FOR SURFACE-CONNECTING METALLIC PLATES DISPOSED ONE ABOVE THE OTHER BY MEANS OF EXPLOSIVES, COMPRISING THE STEPS OF PLACING EXPLOSIVES ON THE UPPER METAL PLATE IN SUCH A MANNEAR THAT THE HEIGHT OF THE LAYER OF EXPLOSIVES DECREASES BY ABOUT 50 TO 70% FROM THE IGNITION PLACE EXTENDING OVER THE UPPER PLATE AND THAT THE HEIGHT OF THE LAYER OF EXPLOSIVES DECREASES IN STRIP-LIKE MANNER ONLY BY ABOUT 5 TO 20% ALONG THE SIDES THEREOF ADJACENT THE IGNITION PLACE.
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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) | 1970-10-16 | 1971-04-17 | 1971-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-16 | 1975-04-17 | 1975-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-16 | 1979-04-17 | 1979-10-17 | $7700.00 | Window Closed / Lapsed |