US3116079A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Scaffolding clamp
Assignee: Individual
•
Filing: 1959-03-30
•
Granted: 1963-12-31
•
Expires: 1979-03-30
Abstract
No abstract record available.
Inventors
- 👤 Gerald R Doolittle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:58
CPC Classifications
E; E04; E04G; E04G7/00; E04G7/02; E04G7/28; Y; Y10; Y10T; Y10T403/00; Y10T403/44
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
A SCAFFOLDING CLAMP COMPRISING, IN COMBINATION, A BODY HAVING A THREADED MEMBER ATTACHED TO AND EXTENDING DOWNWARDLY FROM THE BASE OF A T-SHAPED METAL PLATE ASSEMBLY, THE BASE AND TOP PARTS OF SAID ASSEMBLY BEING SUCH THAT WHEN SAID ASSEMBLY IS POSITIONED WITH THE BASE OF THE T BETWEEN ADJOINING SCAFFOLDING BOARDS POSITIONED ON A RIGID SCAFFOLDING FRAME SUPPORT, THE BASE OF THE T EXTENDS BEYOND THE BOTTOM OF THE SCAFFOLDING BOARDS AND THE TOP OF THE T RESTS FLAT ON A PORTION OF THE TOP SURFACES OF BOTH OF THE ADJOINING SCAFFOLDING BOARDS, A MEMBER SLIDABLY POSITIONED ON SAID THREADED MEMBER AND HAVING RIGIDLY ATTACHED THERETO A HOOK EXTENSION WHICH, AS THE SLIDABLE MEMBER IS MOVED TOWARD THE BOTTOM SURFACE OF THE SCAFFOLDING BOARDS, ENGAGES THE SCAFFOLDING FRAME,
Claim 2
Dependent Claim
129 words
A SCAFFOLDING CLAMP COMPRISING, IN COMBINATION, A BODY HAVING A THREADED MEMBER ATTACHED TO AND EXTENDING DOWNWARDLY FROM THE BASE OF A T-SHAPED METAL PLATE ASSEMBLY, THE BASE AND TOP PARTS OF SAID ASSEMBLY BEING SUCH THAT WHEN SAID ASSEMBLY IS POSITIONED WITH THE BASE OF THE T BETWEEN ADJOINING SCAFFOLDING BOARDS POSITIONED ON A RIGID SCAFFOLDING FRAME SUPPORT, THE BASE OF THE T EXTENDS BEYOND THE BOTTOM OF THE SCAFFOLDING BOARDS AND THE TOP OF THE T RESTS FLAT ON A PORTION OF THE TOP SURFACES OF BOTH OF THE ADJOINING SCAFFOLDING BOARDS, A MEMBER SLIDABLY POSITIONED ON SAID THREADED MEMBER AND HAVING RIGIDLY ATTACHED THERETO A HOOK EXTENSION WHICH, AS THE SLIDABLE MEMBER IS MOVED TOWARD THE BOTTOM SURFACE OF THE SCAFFOLDING BOARDS, ENGAGES THE SCAFFOLDING FRAME,
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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) | 1966-12-30 | 1967-07-01 | 1967-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-30 | 1971-07-01 | 1971-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-30 | 1975-07-01 | 1975-12-31 | $7700.00 | Window Closed / Lapsed |