Patent US3370535A successfully refreshed from Google Patents.
US3370535A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Armor piercing projectile
Assignee: AVIATION UK
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Filing: 1960-04-14
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Granted: 1968-02-27
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Expires: 1980-04-14
Abstract
No abstract record available.
Inventors
- 👤 Permutter Ladislas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:17
CPC Classifications
F; F42; F42B; F42B12/00; F42B12/02; F42B12/04; F42B12/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
AN ARMOR PIERCING PROJECTILE COMPRISING A CYLINDER HAVING A TRUNCATED CONICAL RECESS IN ITS FORWARD END, A PENETRATOR HAVING A FORWARD TAPER FORMED OF TWO COAXIAL CONICAL PORTIONS, AN INTERMEDIATE CYLINDRICAL PORTION AND A REARWARD TRUNCATED CONICAL PORTION TAPERING REARWARDLY FROM SAID INTERMEDIATE PORTION, SAID REARWARD PORTION FIRMLY CONNECTED WITHIN THE CONICAL RECESS OF THE CYLINDER, A HEMISPHERICALLY SHAPED CUP RIGIDLY FITTED TO THE FORWARD END OF SAID PENETRATOR, SAID CUP HAVING MOUNTED THEREON AN OGIVAL SHAPED NOSE PORTION, SAID NOSE PORTION HAVING A HEMISPHERICAL RECESS IN ITS BASE FOR SNUGLY RECEIVING SAID CUP WITHIN ITS INNER PORTION ONLY BEING UNIVERSALLY MOVABLE WITH RESPECT TO SAID CUP.
Claim 2
Dependent Claim
107 words
AN ARMOR PIERCING PROJECTILE COMPRISING A CYLINDER HAVING A TRUNCATED CONICAL RECESS IN ITS FORWARD END, A PENETRATOR HAVING A FORWARD TAPER FORMED OF TWO COAXIAL CONICAL PORTIONS, AN INTERMEDIATE CYLINDRICAL PORTION AND A REARWARD TRUNCATED CONICAL PORTION TAPERING REARWARDLY FROM SAID INTERMEDIATE PORTION, SAID REARWARD PORTION FIRMLY CONNECTED WITHIN THE CONICAL RECESS OF THE CYLINDER, A HEMISPHERICALLY SHAPED CUP RIGIDLY FITTED TO THE FORWARD END OF SAID PENETRATOR, SAID CUP HAVING MOUNTED THEREON AN OGIVAL SHAPED NOSE PORTION, SAID NOSE PORTION HAVING A HEMISPHERICAL RECESS IN ITS BASE FOR SNUGLY RECEIVING SAID CUP WITHIN ITS INNER PORTION ONLY BEING UNIVERSALLY MOVABLE WITH RESPECT TO SAID CUP.
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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) | 1971-02-26 | 1971-08-28 | 1972-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-26 | 1975-08-28 | 1976-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-26 | 1979-08-28 | 1980-02-27 | $7700.00 | Window Closed / Lapsed |