Patent US3331180A successfully refreshed from Google Patents.
US3331180A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fastening device for wall and ceiling coverings
Assignee: Individual
•
Filing: 1964-12-22
•
Granted: 1967-07-18
•
Expires: 1984-12-22
Abstract
No abstract record available.
Inventors
- 👤 Vissing Friedrich
- 👤 Linsmayer Georg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:34
CPC Classifications
F; F16; F16B; F16B5/00; F16B5/0004; E; E04; E04B; E04B9/00; E04B9/22; E04F; E04F13/00; E04F13/07; E04F13/08; E04F13/0801; E04F13/0832; E04F13/0833; E04F13/0846; E04F13/085; E04F15/00; E04F15/02; E04F15/04; E04F2201/00; E04F2201/01; E04F2201/0107; E04F2201/02; E04F2201/023; E04F2201/05; E04F2201/0517
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
121 words
A FASTENING OR FIXING DEVICE FOR WALL AND CEILING COVERINGS COMPRISING A METAL PIECE INCLUDING AN UPPER HORIZONTAL PORTION, A VERTICAL CENTER PORTION MERGING WITH THE HORIZONTAL PORTION ALONG A BEND LINE, SAID VERTICAL CENTER PORTION BEING PROVIDED WITH A LATERAL NOTCH EXTENDING OBLIQUELY UPWARDS TO SAID BEND LINE, SPIKE-LIKE PIECES CONNECTED TO AND LOCATED IN THE PLANE OF AND IN REARWARD EXTENSION OF SAID HORIZONTAL UPPER PORTION, SAID SPIKE-LIKE PIECES HAVING A SHAPE CORRESPONDING TO THAT OF SAID NOTCH AND A LOWER PORTION INCLUDING A FIRST PART LOCATED IN THE PLANE OF THE CENTER PORTION AND A SECOND PART PERPENDICULAR TO THE PLANE OF THE CENTER PORTION AND PERPENDICULAR TO THE PLANE OF THE UPPER PORTION, THE CENTER PORTION HAVING
Claim 2
Dependent Claim
121 words
A FASTENING OR FIXING DEVICE FOR WALL AND CEILING COVERINGS COMPRISING A METAL PIECE INCLUDING AN UPPER HORIZONTAL PORTION, A VERTICAL CENTER PORTION MERGING WITH THE HORIZONTAL PORTION ALONG A BEND LINE, SAID VERTICAL CENTER PORTION BEING PROVIDED WITH A LATERAL NOTCH EXTENDING OBLIQUELY UPWARDS TO SAID BEND LINE, SPIKE-LIKE PIECES CONNECTED TO AND LOCATED IN THE PLANE OF AND IN REARWARD EXTENSION OF SAID HORIZONTAL UPPER PORTION, SAID SPIKE-LIKE PIECES HAVING A SHAPE CORRESPONDING TO THAT OF SAID NOTCH AND A LOWER PORTION INCLUDING A FIRST PART LOCATED IN THE PLANE OF THE CENTER PORTION AND A SECOND PART PERPENDICULAR TO THE PLANE OF THE CENTER PORTION AND PERPENDICULAR TO THE PLANE OF THE UPPER PORTION, THE CENTER PORTION HAVING
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) | 1970-07-17 | 1971-01-16 | 1971-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-17 | 1975-01-16 | 1975-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-17 | 1979-01-16 | 1979-07-18 | $7700.00 | Window Closed / Lapsed |