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US3387400A Expired / Lapsed US ⏱️ 0.0 years remaining

Automatic safety device with manual release for bolt action firearms

Assignee: Olin Corp
•
Filing: 1967-05-08
•
Granted: 1968-06-11
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Expires: 1987-05-08
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Abstract

No abstract record available.

Inventors

  • 👤 Joseph A Badali
  • 👤 Kulikowski Victor Alexander
  • 👤 Edwin S Vartanian

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-03 23:13
CPC Classifications
F; F41; F41A; F41A17/00; F41A17/64; F41A17/66; F41A3/00; F41A3/12; F41A3/14; F41A3/16; F41A3/18; F41A3/22

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 171 words
IN A BOLT ACTION FIREARM, THE COMBINATION OF A TUBULAR BOLT INCLUDING AN APERTURE FOR RECEIVING ONE END OF A BOLT HANDLE HAVING A TRANSVERSE BORE, A STRIKER ROD WITHIN THE BOLT HAVING A SEARING HEAD AT ONE END AND A WORKING HEAD AT THE OPPOSITE END, SAID STRIKER ROD BEING RECEIVED WITHIN SAID TRANSVERSE BORE OPERATIVE TO ANCHOR SAID BOLT HANDLE, A COIL SPRING SURROUNDING THE STRIKER ROD ABUTTING THE WORKING HEAD AT ONE END AND SEATED AGAINST THE BOLT HANDLE AT THE OTHER END, SAID SPRING BEING UNDER COMPRESSIVE STRESS OPERATIVE TO URGE THE STRIKER TOWARDS A FIRING POSITION, A SAFETY DEFINING CAM MEANS CARRIED BY THE BOLT AND MOVABLE RELATIVE TO THE BOLT, SAID CAM MEANS MAKING A DRIVING CONNECTION WITH THE BOLT AND WITH THE SEARING HEAD, SAID CAM MEANS BEING OPERABLE TO COCK THE STRIKER WHEN THE BOLT IS OPENED, SAID CAM MEANS BEING FURTHER OPERABLE BY VIRTUE OF ITS BEING MOVABLE RELATIVE TO THE BOLT TO HOLD THE STRIKER COCKED AFTER THE BOLT IS CLOSED.

References Cited (Backward Citations)

US2043281A Cited
US2374378A Cited
US2551166A Cited
US2976637A Cited
US3330061A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1971-06-11 1971-12-11 1972-06-11 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1975-06-11 1975-12-11 1976-06-11 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1979-06-11 1979-12-11 1980-06-11 $7700.00 Window Closed / Lapsed

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