Patent US2780205A successfully refreshed from Google Patents.
Patent US3355833A successfully refreshed from Google Patents.
US3355833A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Single shot drop breechblock rifle
Assignee: STRUM RUGER and CO Inc
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Filing: 1966-05-16
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Granted: 1967-12-05
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Expires: 1986-05-16
Abstract
No abstract record available.
Inventors
- 👤 William B Ruger
- 👤 Lawrence L Larson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:34
CPC Classifications
F; F41; F41A; F41A17/00; F41A17/56; F41A15/00; F41A15/08; F41A3/00; F41A3/02; F41A3/10; F41C; F41C7/00; F41C7/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
THE IMPROVEMENT IN DROP BREECHBLOCK RIFLES WHICH COMPRISES A RECEIVER, A DROP BREECHBLOCK MOVABLE UPWARD AND DOWNWARD IN THE RECEIVER, A HAND LEVER AND AN INTERMEDIATE MEMBER BOTH PIVOTALLY MOUNTED ON A COMMOM PIN IN THE RECEIVER AND BEING ROTATABLE WITH RESPECT TO EACH OTHER, A HAMMER PIVOTALLY MOUNTED ON THE PIN, A RECESS IN THE BREECHBLOCK IN WHICH THE HAMMER SWINGS FROM ITS COCKED TO ITS FIRING POSITIONS, A LEVER ARM ON THE INTERMEDIATE MEMBER IN OPERATIVE CONNECTION WITH THE BREECHBLOCK TO OPEN AND CLOSE THE BREECHBLOCK, A LINKAGE
Claim 2
Dependent Claim
90 words
THE IMPROVEMENT IN DROP BREECHBLOCK RIFLES WHICH COMPRISES A RECEIVER, A DROP BREECHBLOCK MOVABLE UPWARD AND DOWNWARD IN THE RECEIVER, A HAND LEVER AND AN INTERMEDIATE MEMBER BOTH PIVOTALLY MOUNTED ON A COMMOM PIN IN THE RECEIVER AND BEING ROTATABLE WITH RESPECT TO EACH OTHER, A HAMMER PIVOTALLY MOUNTED ON THE PIN, A RECESS IN THE BREECHBLOCK IN WHICH THE HAMMER SWINGS FROM ITS COCKED TO ITS FIRING POSITIONS, A LEVER ARM ON THE INTERMEDIATE MEMBER IN OPERATIVE CONNECTION WITH THE BREECHBLOCK TO OPEN AND CLOSE THE BREECHBLOCK, A LINKAGE
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-04 | 1971-06-05 | 1971-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-04 | 1975-06-05 | 1975-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-04 | 1979-06-05 | 1979-12-05 | $7700.00 | Window Closed / Lapsed |