Patent US4373481A successfully refreshed from Google Patents.
Patent US3309962A successfully refreshed from Google Patents.
US3309962A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gun mount and gunsight assembly
Assignee: FMC Corp
•
Filing: 1965-03-01
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Granted: 1967-03-21
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Expires: 1985-03-01
Abstract
No abstract record available.
Inventors
- 👤 Clarence W Lykam
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:43
CPC Classifications
G; G02; G02B; G02B23/00; G02B23/14; F; F41; F41A; F41A23/00; F41A23/20; F41A27/00; F41A27/06; F41A27/18; F41G; F41G1/00; F41G1/38; F41G1/393; F41G1/3935; F41G3/00; F41G3/14; F41G3/20; F41H; F41H5/00; F41H5/26; F41H5/266
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
146 words
A GUN AND GUN MOUNT ASSEMBLY, AND A PERISCOPIC GUNSIGHT, SAID GUN MOUNT ASSEMBLY COMPRISING A HOLLOW PEDESTAL, A PAIR OF SPACED GUN TRUNNIONS, TRUNNION SUPPORT MEANS ROTATABLY MOUNTED ON SAID PEDESTAL, A GUN MOUNTED ON SAID TRUNNIONS FOR MOTION IN ELEVATION, MEANS FOR MOVING SAID TRUNNION SUPPORT MEANS AND THE GUN IN AZIMUTH, AXIALLY SLIDABLE SLEEVE MEANS WITHIN SAID TRUNNION SUPPORT MEANS FOR MOVING SAID GUN IN ELEVATION, SAID GUNSIGHT HAVING FIXED PERISCOPE TUBE MEANS MOUNTED COAXIALLY WITHIN SAID AXIALLY SLIDABLE SLEEVE MEANS, SAID GUNSIGHT HAVING ROTATABLY MOUNTED AZIMUTH AND ELEVATION MIRROR MEANS MOUNTED ON THE UPPER END OF SAID FIXED PERISCOPE TUBE AND DISPOSED BETWEEN SAID TRUNNIONS, AND MEANS CONNECTING SAID MIRROR MEANS TO SAID ASSEMBLY FOR ROTATING BOTH MIRROR MEANS IN AZIMUTH AND THE ELEVATION MIRROR MEANS ALONE IN ELEVATION IN ACCORDANCE WITH MOTION OF THE GUN IN AZIMUTH AND IN ELEVATION, RESPECTIVELY.
Claim 2
Dependent Claim
146 words
A GUN AND GUN MOUNT ASSEMBLY, AND A PERISCOPIC GUNSIGHT, SAID GUN MOUNT ASSEMBLY COMPRISING A HOLLOW PEDESTAL, A PAIR OF SPACED GUN TRUNNIONS, TRUNNION SUPPORT MEANS ROTATABLY MOUNTED ON SAID PEDESTAL, A GUN MOUNTED ON SAID TRUNNIONS FOR MOTION IN ELEVATION, MEANS FOR MOVING SAID TRUNNION SUPPORT MEANS AND THE GUN IN AZIMUTH, AXIALLY SLIDABLE SLEEVE MEANS WITHIN SAID TRUNNION SUPPORT MEANS FOR MOVING SAID GUN IN ELEVATION, SAID GUNSIGHT HAVING FIXED PERISCOPE TUBE MEANS MOUNTED COAXIALLY WITHIN SAID AXIALLY SLIDABLE SLEEVE MEANS, SAID GUNSIGHT HAVING ROTATABLY MOUNTED AZIMUTH AND ELEVATION MIRROR MEANS MOUNTED ON THE UPPER END OF SAID FIXED PERISCOPE TUBE AND DISPOSED BETWEEN SAID TRUNNIONS, AND MEANS CONNECTING SAID MIRROR MEANS TO SAID ASSEMBLY FOR ROTATING BOTH MIRROR MEANS IN AZIMUTH AND THE ELEVATION MIRROR MEANS ALONE IN ELEVATION IN ACCORDANCE WITH MOTION OF THE GUN IN AZIMUTH AND IN ELEVATION, RESPECTIVELY.
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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) | 1970-03-20 | 1970-09-19 | 1971-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-20 | 1974-09-19 | 1975-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-20 | 1978-09-19 | 1979-03-21 | $7700.00 | Window Closed / Lapsed |