Patent US3203349A successfully refreshed from Google Patents.
US3203349A
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US
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Projectile or the like, preferably for armor-piercing weapons, and a method of manufacturing such a projectile
Assignee: KOHLSWA JERNVERKS AB
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Filing: 1963-09-17
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Granted: 1965-08-31
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Expires: 1983-09-17
Abstract
No abstract record available.
Inventors
- 👤 Schonberg Nils Erik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:46
CPC Classifications
F; F42; F42B; F42B12/00; F42B12/72; F42B12/74; F42B12/02; F42B12/04; F42B12/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
158 words
ARMOR-PIERCING PROJECTILE COMPRISING FORWARD AND REAR PORTIONS AND A BONDING SECTION JOINING THE INTERFACES OF SAID SECTIONS TOGETHER, SAID FORWARD AND REAR SECTIONS BEING COMPOSED OF SINTERED MATERIAL AND BEING OF UNIFORM COMPOSITION THROUGHOUT THEE RESPECTIVE PORTIONS, SAID BONDING SECTION BEING COMPOSED OF A METAL COMPOSITION WHICH IS CAPABLE OF BONDING TO THE RESPECTIVE PORTIONS AND OF PREVENTING DIFFUSION IN TH EINTERFACES OF SAID PORTIONS, SAID FORWARD AND REAR POSITIONS BEING OF DIFFERENT COMPOSITION AND SAID BONDIND SECTIONS BEING COMPOSED OF FORWARD AND REAR LAYERS WHICH ARE BONDABLE RESPECTIVELY TO SAID FORWARD AND REAR POSITIONS AND TO EACH OTHER, SAID FORWARD PORTION BEING COMPOSED OF A MIXTURE OF A HEAVY METAL WITH A COPPER AND NICKEL, SAID REAR PORTIN BEING COMPOSED OF A MIXTURE OF A METAL CARBIDE AD COBALT, THE FORWARD LAYER OF SAID BONDING SECTION BEING COMPOSED OF A MIXTURE OF COPPER AND NICKEL, AND THE REAR LAYER OF SAID BONDING SECTION BEING COMPOSED OF COBALT.
Claim 2
Dependent Claim
158 words
ARMOR-PIERCING PROJECTILE COMPRISING FORWARD AND REAR PORTIONS AND A BONDING SECTION JOINING THE INTERFACES OF SAID SECTIONS TOGETHER, SAID FORWARD AND REAR SECTIONS BEING COMPOSED OF SINTERED MATERIAL AND BEING OF UNIFORM COMPOSITION THROUGHOUT THEE RESPECTIVE PORTIONS, SAID BONDING SECTION BEING COMPOSED OF A METAL COMPOSITION WHICH IS CAPABLE OF BONDING TO THE RESPECTIVE PORTIONS AND OF PREVENTING DIFFUSION IN TH EINTERFACES OF SAID PORTIONS, SAID FORWARD AND REAR POSITIONS BEING OF DIFFERENT COMPOSITION AND SAID BONDIND SECTIONS BEING COMPOSED OF FORWARD AND REAR LAYERS WHICH ARE BONDABLE RESPECTIVELY TO SAID FORWARD AND REAR POSITIONS AND TO EACH OTHER, SAID FORWARD PORTION BEING COMPOSED OF A MIXTURE OF A HEAVY METAL WITH A COPPER AND NICKEL, SAID REAR PORTIN BEING COMPOSED OF A MIXTURE OF A METAL CARBIDE AD COBALT, THE FORWARD LAYER OF SAID BONDING SECTION BEING COMPOSED OF A MIXTURE OF COPPER AND NICKEL, AND THE REAR LAYER OF SAID BONDING SECTION BEING COMPOSED OF COBALT.
References Cited (Backward Citations)
GB538276A
Cited
US2393648A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |