US3192822A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: LARCHMONT ROAD
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Filing: 1963-05-01
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Granted: 1965-07-06
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Expires: 1983-05-01
Abstract
No abstract record available.
Inventors
- 👤 Albert H Genter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:10
CPC Classifications
E; E21; E21D; E21D21/00; E21D21/008
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
204 words
A MINE ROOF BOLT ASSEMBLY TO BE ANCHORED IN A DRILLED HOLE PENETRATING AN UPPER ROCK STRATE FROM THE ROOF OF A MINE, THE LOWER STRATE LOOSE DUE TO MINING, CONSISTING OF A ROOF BOLT PLATE TO EMBRACE THE MINE ROOF AROUND THE DRILLED HOLE AND HAVING A BOLT HOLE THERETHROUGH, A ROOF BOLT TO EXTEND THROUGH SAID BOLT HOLE TO CLAMP SAID ROOF BOLT PLATE AGAINST THE ROOF AND HOLD THE ROCK STRATA IN PLACE, A THREADED SECTION ON THE UPPER END OF SAID BOLT, A NUT THREADABLY OPERABLE IN THE UPPER END OF SAID BOLT SECTION, AN ABUTMENT IN THE FORM OF A BEAD ON THE BOTTOM OF SAID NUT, MEANS DEFINING A NON-MOVABLE SHOULDER ADJACENT THE LOWER END OF SAID THREADED BOLT SECTION, A NON-DEFORMABLE LINK CONSISTING OF AN INTERMEDIATE PORTION AND OPPOSITE ENDS WHICH ARE BENT IN OPPOSITE DIRECTIONS IN PARALLEL PLANES AND AT AN ANGLE LATERAL OF THE INTERMEDIATE PORTION OF SAID LINK, AN OPENING THROUGH THE INTERMEDIATE PORTION OF SAID LINK TO PERMIT FREE MOVEMENT AND DIAGONAL POSITIONING OF SAID LINK ON SAID ROOF BOLT, SAID FREE MOVEMENT OF SAID LINK LIMITED BY SAID NUT AND SAID SHOULDER MEANS TO PREVENT SAID LINK FROM ESCAPING OVER THE SAME,
Claim 2
Dependent Claim
204 words
A MINE ROOF BOLT ASSEMBLY TO BE ANCHORED IN A DRILLED HOLE PENETRATING AN UPPER ROCK STRATE FROM THE ROOF OF A MINE, THE LOWER STRATE LOOSE DUE TO MINING, CONSISTING OF A ROOF BOLT PLATE TO EMBRACE THE MINE ROOF AROUND THE DRILLED HOLE AND HAVING A BOLT HOLE THERETHROUGH, A ROOF BOLT TO EXTEND THROUGH SAID BOLT HOLE TO CLAMP SAID ROOF BOLT PLATE AGAINST THE ROOF AND HOLD THE ROCK STRATA IN PLACE, A THREADED SECTION ON THE UPPER END OF SAID BOLT, A NUT THREADABLY OPERABLE IN THE UPPER END OF SAID BOLT SECTION, AN ABUTMENT IN THE FORM OF A BEAD ON THE BOTTOM OF SAID NUT, MEANS DEFINING A NON-MOVABLE SHOULDER ADJACENT THE LOWER END OF SAID THREADED BOLT SECTION, A NON-DEFORMABLE LINK CONSISTING OF AN INTERMEDIATE PORTION AND OPPOSITE ENDS WHICH ARE BENT IN OPPOSITE DIRECTIONS IN PARALLEL PLANES AND AT AN ANGLE LATERAL OF THE INTERMEDIATE PORTION OF SAID LINK, AN OPENING THROUGH THE INTERMEDIATE PORTION OF SAID LINK TO PERMIT FREE MOVEMENT AND DIAGONAL POSITIONING OF SAID LINK ON SAID ROOF BOLT, SAID FREE MOVEMENT OF SAID LINK LIMITED BY SAID NUT AND SAID SHOULDER MEANS TO PREVENT SAID LINK FROM ESCAPING OVER THE SAME,
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-05 | 1969-01-04 | 1969-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-05 | 1973-01-04 | 1973-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-05 | 1977-01-04 | 1977-07-06 | $7700.00 | Window Closed / Lapsed |