Patent US3313082A successfully refreshed from Google Patents.
US3313082A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Truss system and method of erecting
Assignee: Republic Steel Corp
•
Filing: 1964-05-04
•
Granted: 1967-04-11
•
Expires: 1984-05-04
Abstract
No abstract record available.
Inventors
- 👤 Carl H Seaborg
- 👤 Robert M Dodds
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:58
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/18; E04B1/19; E04B2001/1924; E04B2001/1927; E04B2001/1936; E04B2001/1951; E04B2001/1957; E04B2001/199
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
A METALLIC STRUCTURAL ASSEMBLY FOR SUSPENSION BETWEEN A PLURALITY OF HORIZONTAL TRANSVERSELY DISPOSED BEAMS COMPRISING: A PLURALITY OF RIGID TRUSS SUB-ASSEMBLIES, EACH OF SAID SUB-ASSEMBLIES INCLUDING, A PARALLEL UPPER AND LOWER CHORD DISPOSED IN OFFSET VERTICAL PLANES, SAID UPPER CHORD HAVING AN UPPERMOST HORIZONTAL SURFACE, A WEB RIGIDLY CONNECTING SAID UPPER AND LOWER CHORDS; MEANS CONNECTING TOGETHER IN JUXTAPOSED RELATIONSHIP A PAIR OF UPPER CHORDS OF TWO OF SAID SUB-ASSEMBLIES TO PROVIDE AN INVERTED V-SHAPED ASSEMBLY, WHEREBY SAID UPPER CHORDS ARE SUPPORTED AT THEIR EXTREMITIES UPON A PAIR OF SAID HORIZONTAL BEAMS AND SAID HORIZONTAL SURFACES OF SAID PAIR OF UPPER CHORDS ARE RETAINED IN ONE HORIZONTAL PLANE.
Claim 2
Dependent Claim
108 words
A METALLIC STRUCTURAL ASSEMBLY FOR SUSPENSION BETWEEN A PLURALITY OF HORIZONTAL TRANSVERSELY DISPOSED BEAMS COMPRISING: A PLURALITY OF RIGID TRUSS SUB-ASSEMBLIES, EACH OF SAID SUB-ASSEMBLIES INCLUDING, A PARALLEL UPPER AND LOWER CHORD DISPOSED IN OFFSET VERTICAL PLANES, SAID UPPER CHORD HAVING AN UPPERMOST HORIZONTAL SURFACE, A WEB RIGIDLY CONNECTING SAID UPPER AND LOWER CHORDS; MEANS CONNECTING TOGETHER IN JUXTAPOSED RELATIONSHIP A PAIR OF UPPER CHORDS OF TWO OF SAID SUB-ASSEMBLIES TO PROVIDE AN INVERTED V-SHAPED ASSEMBLY, WHEREBY SAID UPPER CHORDS ARE SUPPORTED AT THEIR EXTREMITIES UPON A PAIR OF SAID HORIZONTAL BEAMS AND SAID HORIZONTAL SURFACES OF SAID PAIR OF UPPER CHORDS ARE RETAINED IN ONE HORIZONTAL PLANE.
References Cited (Backward Citations)
US635123A
Cited
US2270161A
Cited
US2461916A
Cited
US2687102A
Cited
US2855617A
Cited
US2979169A
Cited
US3235903A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-04-10 | 1970-10-10 | 1971-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-10 | 1974-10-10 | 1975-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-10 | 1978-10-10 | 1979-04-11 | $7700.00 | Window Closed / Lapsed |