US3173524A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anchor
Assignee: Individual
•
Filing: 1962-11-19
•
Granted: 1965-03-16
•
Expires: 1982-11-19
Abstract
No abstract record available.
Inventors
- 👤 Earl J Redlich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 23:40
CPC Classifications
E; E02; E02D; E02D5/00; E02D5/74; E02D5/80; E02D5/803
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
121 words
IN AN ANCHOR, ELONGATED SUPPORT MEMBER HAVING A FRONT END A REAR END, FIRST AND SECOND BLADE MEMBERS, EACH OF SAID BLADE MEMBERS PIVOTALLY CONNECTED TO SAID CENTRAL SUPPORT MEMBER, A COLLAR SLIDABLY MOUNTED ON SAID CENTRAL SUPPORT MEMBER, SPRING MEANS CONNECTED TO SAID SLIDABLE COLLAR AND EACH OF SAID BLADE MEMBERS TO NORMALLY HOLD SAID BLADE MEMBERS IN AN INTERMEDIATE POSITION BETWEEN AN OPEN POSITION AWAY FROM SAID SUPPORT AND A CLOSED POSITION IN WHICH SAID BLADE MEMBERS EXTEND REARWARDLY AND ARE SUBSTANTIALLY UPON SAID SUPPORT WHEREBY WITH THE BLADE MEMBERS IN SAID OPEN POSITION SAID SPRING MEANS URGE SAID BLADE MEMBERS REARWARDLY, AND WITH SAID BLADE MEMBERS IN SAID CLOSED POSITION, SAID SPRING MEANS URGE SAID BLADE MEMBERS OUTWARDLY.
Claim 2
Dependent Claim
121 words
IN AN ANCHOR, ELONGATED SUPPORT MEMBER HAVING A FRONT END A REAR END, FIRST AND SECOND BLADE MEMBERS, EACH OF SAID BLADE MEMBERS PIVOTALLY CONNECTED TO SAID CENTRAL SUPPORT MEMBER, A COLLAR SLIDABLY MOUNTED ON SAID CENTRAL SUPPORT MEMBER, SPRING MEANS CONNECTED TO SAID SLIDABLE COLLAR AND EACH OF SAID BLADE MEMBERS TO NORMALLY HOLD SAID BLADE MEMBERS IN AN INTERMEDIATE POSITION BETWEEN AN OPEN POSITION AWAY FROM SAID SUPPORT AND A CLOSED POSITION IN WHICH SAID BLADE MEMBERS EXTEND REARWARDLY AND ARE SUBSTANTIALLY UPON SAID SUPPORT WHEREBY WITH THE BLADE MEMBERS IN SAID OPEN POSITION SAID SPRING MEANS URGE SAID BLADE MEMBERS REARWARDLY, AND WITH SAID BLADE MEMBERS IN SAID CLOSED POSITION, SAID SPRING MEANS URGE SAID BLADE MEMBERS OUTWARDLY.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-15 | 1968-09-14 | 1969-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-15 | 1972-09-14 | 1973-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-15 | 1976-09-14 | 1977-03-16 | $7700.00 | Window Closed / Lapsed |