Patent US3305987A successfully refreshed from Google Patents.
US3305987A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Joist-supporting structure and method
Assignee: Individual
•
Filing: 1961-09-21
•
Granted: 1967-02-28
•
Expires: 1981-09-21
Abstract
No abstract record available.
Inventors
- 👤 Floyd E Weaver
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:16
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/18; E04B1/26; E04B1/2604; E04B1/2612; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/956; Y10S411/957; Y10S411/959; Y10S411/965; Y10S411/968
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
141 words
A JOIST-SUPPORTING STRUCTURE; WHICH COMPRISES A PLURALITY OF STUD BOLTS ANCHORED IN A WALL ELEMENT; A WOODEN LEDGER HAVING APERTURES CORRESPONDING IN LOCATION TO SAID STUD BOLTS AND MOUNTED OVER SAID STUD BOLTS SO THAT THE LATTER ARE INSERTED INTO SAID APERTURES, SAID APERTURES BEING SUBSTANTIALLY LARGER IN DIAMETER THAN SAID STUD BOLTS; AND A PLURALITY OF NUT DEVICES MOUNTED ONE ON EACH OF SAID STUD BOLTS, SAID NUT DEVICES EACH COMPRISING AN INTERNALLY-THREADED BODY THREADED ONTO A STUD BOLT, SAID BODY HAVING A LOAD-BEARING PORTION ADAPTED TO BEAR AGAINST A SIDE WALL OF A CIRCULAR GROOVE OR RECESS FORMED IN SAID LEDGER CONCENTRICALLY WITH SAID STUD BOLT, AND MEANS ON SAID LOAD-BEARING PORTION TO FORM SAID GROOVE OR RECESS IN SAID LEDGER IN RESPONSE TO ROTATION OF SAID LOAD-BEARING PORTION RESULTING FROM THREADING OF SAID BODY ONTO SAID STUD BOLT.
Claim 2
Dependent Claim
141 words
A JOIST-SUPPORTING STRUCTURE; WHICH COMPRISES A PLURALITY OF STUD BOLTS ANCHORED IN A WALL ELEMENT; A WOODEN LEDGER HAVING APERTURES CORRESPONDING IN LOCATION TO SAID STUD BOLTS AND MOUNTED OVER SAID STUD BOLTS SO THAT THE LATTER ARE INSERTED INTO SAID APERTURES, SAID APERTURES BEING SUBSTANTIALLY LARGER IN DIAMETER THAN SAID STUD BOLTS; AND A PLURALITY OF NUT DEVICES MOUNTED ONE ON EACH OF SAID STUD BOLTS, SAID NUT DEVICES EACH COMPRISING AN INTERNALLY-THREADED BODY THREADED ONTO A STUD BOLT, SAID BODY HAVING A LOAD-BEARING PORTION ADAPTED TO BEAR AGAINST A SIDE WALL OF A CIRCULAR GROOVE OR RECESS FORMED IN SAID LEDGER CONCENTRICALLY WITH SAID STUD BOLT, AND MEANS ON SAID LOAD-BEARING PORTION TO FORM SAID GROOVE OR RECESS IN SAID LEDGER IN RESPONSE TO ROTATION OF SAID LOAD-BEARING PORTION RESULTING FROM THREADING OF SAID BODY ONTO SAID STUD BOLT.
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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) | 1970-02-27 | 1970-08-29 | 1971-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-27 | 1974-08-29 | 1975-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-27 | 1978-08-29 | 1979-02-28 | $7700.00 | Window Closed / Lapsed |