US3348259A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hinge
Assignee: Wilhelmsen Sheet Metal Inc
•
Filing: 1965-07-09
•
Granted: 1967-10-24
•
Expires: 1985-07-09
Abstract
No abstract record available.
Inventors
- 👤 Robert I Wilhelmsen
- 👤 Irven R Wilhelmsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:30
CPC Classifications
E; E05; E05D; E05D1/00; E05D1/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
IN COMBINATION: A FIRST FLAT SHEET METAL STRUCTURAL ELEMENT; A SECOND FLAT SHEET METAL STRUCTURAL ELEMENT; A FIRST CHANNEL MEMBER FORMED INTEGRAL WITH AN EDGE OF SAID FIRST STRUCTURAL ELEMENT, SAID MEMBER HAVING THREE CONSECUTIVELY ANGULARLY UNITED WALLS, THE FIRST OF WHICH IS UNITED WITH SAID EDGE OF SAID FIRST ELEMENT AT A RIGHT ANGLE THEREWITH, THE SECOND WALL BEING UNITED WITH SAID FIRST WALL AT A RIGHT ANGLE THEREWITH, AND THE THIRD WALL BEING UNITED WITH SAID SECOND WALL AT LESS THAN A RIGHT ANGLE THEREWITH THE FREE END OF THE THIRD WALL BEING SPACED FROM THE FIRST STRUCTURAL ELEMENT A DISTANCE LESS THAN THE WIDTH
Claim 2
Dependent Claim
107 words
IN COMBINATION: A FIRST FLAT SHEET METAL STRUCTURAL ELEMENT; A SECOND FLAT SHEET METAL STRUCTURAL ELEMENT; A FIRST CHANNEL MEMBER FORMED INTEGRAL WITH AN EDGE OF SAID FIRST STRUCTURAL ELEMENT, SAID MEMBER HAVING THREE CONSECUTIVELY ANGULARLY UNITED WALLS, THE FIRST OF WHICH IS UNITED WITH SAID EDGE OF SAID FIRST ELEMENT AT A RIGHT ANGLE THEREWITH, THE SECOND WALL BEING UNITED WITH SAID FIRST WALL AT A RIGHT ANGLE THEREWITH, AND THE THIRD WALL BEING UNITED WITH SAID SECOND WALL AT LESS THAN A RIGHT ANGLE THEREWITH THE FREE END OF THE THIRD WALL BEING SPACED FROM THE FIRST STRUCTURAL ELEMENT A DISTANCE LESS THAN THE WIDTH
References Cited (Backward Citations)
US2644556A
Cited
US3236405A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-23 | 1971-04-24 | 1971-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-23 | 1975-04-24 | 1975-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-23 | 1979-04-24 | 1979-10-24 | $7700.00 | Window Closed / Lapsed |