US3394526A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Beam and clamp building construction
Assignee: Individual
•
Filing: 1964-07-22
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Granted: 1968-07-30
•
Expires: 1984-07-22
Abstract
No abstract record available.
Inventors
- 👤 Robert M Engelbrecht
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:12
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/38; E04B1/61; E04B1/6108; E04B1/6112; E04B2001/6195
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
105 words
A CLAMPING SYSTEM FOR BUILDING CONSTRUCTION COMPRISING A CAP HAVING A PAIR OF ARMS EXTENDING IN OPPOSED DIRECTIONS, A PAIR OF ASSOCIATED AND OPPOSITELY EXTENDING CLAMPING PIECES SPACED FROM SAID CAP AND COUPLING THEREWITH TO SECURE THEREBETWEEN AT LEAST ONE STRUCTURAL MEMBER, SAID CLAMPING PIECES BEING DISCRETELY FORMED AND ADAPTED TO BE COUPLED WITH ONE ANOTHER AS WELL AS WITH THE CAP, EACH OF SAID CLAMPING PIECES INCLUDING A LATERALLY EXTENDING PORTION DEFINING A RECESS DEFINED BY GROOVED SURFACES ADAPTED TO MATE WITH THE THREADS OF BOLTS, AND BOLTS EXTENDING THROUGH SAID CAP INTO SAID RECESS FOR THREADEDLY COUPLING SAID CAP TO SAID CLAMPING PIECES.
References Cited (Backward Citations)
FR394252A
Cited
US1031364A
Cited
US1893713A
Cited
US2808136A
Cited
US3039232A
Cited
US3127639A
Cited
US3152366A
Cited
US3014558A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-30 | 1972-01-29 | 1972-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-30 | 1976-01-29 | 1976-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-30 | 1980-01-29 | 1980-07-30 | $7700.00 | Window Closed / Lapsed |