US3221589A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Interthreaded fastening assembly
Assignee: Camloc Fastener Corp
•
Filing: 1961-06-12
•
Granted: 1965-12-07
•
Expires: 1981-06-12
Abstract
No abstract record available.
Inventors
- 👤 Sande John L Vander
- 👤 Warren C Bross
- 👤 Walter Trotter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:47
CPC Classifications
F; F16; F16B; F16B5/00; F16B5/02; F16B5/0208; Y; Y10; Y10S; Y10S411/00; Y10S411/924; Y10S411/929; Y10S411/935; Y10S411/955; Y10S411/965; Y10S411/974; Y10S411/979; Y10S411/999
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
A FASTENER FOR SECURING A PAIR OF ELEMENTS TO EACH OTHER INCLUDING IN COMBINATION AN ELONGATED INTERNALLY THREADED NUT, MEANS CARRIED BY THE NUT ADJACENT ITS UPPER END FOR ENGAGEMENT WITH ONE OF THE ELEMENTS TO BE SECURED, AN EXTERNALLY THREADED STUD, A CARRIER, MEANS ADJACENT THE LOWER END OF THE STUD FOR SECURING THE STUD IN FIXED RELATIONSHIP TO THE CARRIER, SAID STUD BEING FORMED WITH A WEAKENED PORTION BETWEEN SAID STUD THREADS AND SAID SECURING MEANS AND MEANS FOR SECURING SAID CARRIER TO THE OTHER OF SAID PAIR OF ELEMENTS WHILE RESTRAINING SAID CARRIER AGAINST ROTARY MOVEMENT, SAID NUT BEING REMOVABLE UPON RUPTURE OF SAID WEAKENED PORTION.
Claim 2
Dependent Claim
109 words
A FASTENER FOR SECURING A PAIR OF ELEMENTS TO EACH OTHER INCLUDING IN COMBINATION AN ELONGATED INTERNALLY THREADED NUT, MEANS CARRIED BY THE NUT ADJACENT ITS UPPER END FOR ENGAGEMENT WITH ONE OF THE ELEMENTS TO BE SECURED, AN EXTERNALLY THREADED STUD, A CARRIER, MEANS ADJACENT THE LOWER END OF THE STUD FOR SECURING THE STUD IN FIXED RELATIONSHIP TO THE CARRIER, SAID STUD BEING FORMED WITH A WEAKENED PORTION BETWEEN SAID STUD THREADS AND SAID SECURING MEANS AND MEANS FOR SECURING SAID CARRIER TO THE OTHER OF SAID PAIR OF ELEMENTS WHILE RESTRAINING SAID CARRIER AGAINST ROTARY MOVEMENT, SAID NUT BEING REMOVABLE UPON RUPTURE OF SAID WEAKENED PORTION.
References Cited (Backward Citations)
NL66286C
Cited
US1297725A
Cited
US1493383A
Cited
US1530679A
Cited
US1677269A
Cited
US2553236A
Cited
US2605804A
Cited
US2742072A
Cited
FR1119434A
Cited
US2940495A
Cited
US2984144A
Cited
US2991816A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-06 | 1969-06-07 | 1969-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-06 | 1973-06-07 | 1973-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-06 | 1977-06-07 | 1977-12-07 | $7700.00 | Window Closed / Lapsed |