US3106271A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grating clamp
Assignee: SMITH IND INTERNAT Inc
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Filing: 1961-10-30
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Granted: 1963-10-08
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Expires: 1981-10-30
Abstract
No abstract record available.
Inventors
- 👤 Jerry V Mcgee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:54
CPC Classifications
E; E04; E04C; E04C2/00; E04C2/30; E04C2/42; E04C2/427; E04C2/428
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
A GRATING CLAMP COMPRISING A FIRST ELONGATED MEMBER HAVING A SLOT ADJACENT ONE OF ITS ENDS, A SECOND ELONGATED MEMBER SPACED BELOW SAID FIRST MEMBER HAVING AN UPSTANDING PROJECTION AT ONE OF ITS ENDS SLIDABLE IN SAID SLOT, A SHOULDER ON SAID PROJECTION WIDER THAN SAID SLOT BEARING AGAINST THE UNDERSIDE OF SAID FIRST MEMBER, AND MEANS BETWEEN SAID FIRST AND SECOND MEMBERS FOR DRAWING THE OTHER OF THEIR ENDS TOGETHER INCLUDING A SECOND SHOULDER ON SAID PROJECTION WIDER THAN SAID SLOT AND DISPOSED ABOVE SAID FIRST MEMBER, SAID SHOULDER BEING SPACED FROM SAID FIRST MENTIONED SHOULDER A DISTANCE GREATER THAN THE THICKNESS OF SAID FIRST MEMBER.
Claim 2
Dependent Claim
107 words
A GRATING CLAMP COMPRISING A FIRST ELONGATED MEMBER HAVING A SLOT ADJACENT ONE OF ITS ENDS, A SECOND ELONGATED MEMBER SPACED BELOW SAID FIRST MEMBER HAVING AN UPSTANDING PROJECTION AT ONE OF ITS ENDS SLIDABLE IN SAID SLOT, A SHOULDER ON SAID PROJECTION WIDER THAN SAID SLOT BEARING AGAINST THE UNDERSIDE OF SAID FIRST MEMBER, AND MEANS BETWEEN SAID FIRST AND SECOND MEMBERS FOR DRAWING THE OTHER OF THEIR ENDS TOGETHER INCLUDING A SECOND SHOULDER ON SAID PROJECTION WIDER THAN SAID SLOT AND DISPOSED ABOVE SAID FIRST MEMBER, SAID SHOULDER BEING SPACED FROM SAID FIRST MENTIONED SHOULDER A DISTANCE GREATER THAN THE THICKNESS OF SAID FIRST MEMBER.
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) | 1966-10-07 | 1967-04-08 | 1967-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-07 | 1971-04-08 | 1971-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-07 | 1975-04-08 | 1975-10-08 | $7700.00 | Window Closed / Lapsed |