US3353315A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grooved panel with load-bearing strips
Assignee: Individual
•
Filing: 1965-03-12
•
Granted: 1967-11-21
•
Expires: 1985-03-12
Abstract
No abstract record available.
Inventors
- 👤 Barker George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:48
CPC Classifications
E; E04; E04C; E04C2/00; E04C2/02; E04C2/10; E04C2/20; E04C2/22; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24479; Y10T428/2457
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
A WALL INCLUDING A PLURALITY OF PANELS IN ALIGNMENT AND AT RIGHT ANGLES TO ONE ANOTHER, EACH SUCH PANEL COMPRISING TWO SPACED PARALLEL RECTANGULAR SLABS OF LIGHT WEIGHT MATERIAL, PARALLEL GROOVES IN THE FACING SURFACES OF SAID SLABS, SPACING STRIPS WITH THEIR EDGES IN SAID PARALLEL GROOVES IN SAID FACING SURFACES, PARALLEL GROOVES IN THE OPPOSITE SURFACE OF SAID SLABS PARALLEL TO THOSE IN THE OTHER SURFACES THEREOF, FURTHER PARALLEL GROOVES IN SAID OPPOSITE SURFACES AT RIGHT ANGLES TO SAID PARALLEL GROOVES, AND STRIPS IN MUTUAL NESTING ENGAGEMENT IN SAID GROOVES IN SAID OPPOSITE SURFACES.
Claim 2
Dependent Claim
95 words
A WALL INCLUDING A PLURALITY OF PANELS IN ALIGNMENT AND AT RIGHT ANGLES TO ONE ANOTHER, EACH SUCH PANEL COMPRISING TWO SPACED PARALLEL RECTANGULAR SLABS OF LIGHT WEIGHT MATERIAL, PARALLEL GROOVES IN THE FACING SURFACES OF SAID SLABS, SPACING STRIPS WITH THEIR EDGES IN SAID PARALLEL GROOVES IN SAID FACING SURFACES, PARALLEL GROOVES IN THE OPPOSITE SURFACE OF SAID SLABS PARALLEL TO THOSE IN THE OTHER SURFACES THEREOF, FURTHER PARALLEL GROOVES IN SAID OPPOSITE SURFACES AT RIGHT ANGLES TO SAID PARALLEL GROOVES, AND STRIPS IN MUTUAL NESTING ENGAGEMENT IN SAID GROOVES IN SAID OPPOSITE SURFACES.
References Cited (Backward Citations)
GB190904082A
Cited
US1345156A
Cited
GB288451A
Cited
US2578599A
Cited
US2963828A
Cited
GB961536A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-20 | 1971-05-22 | 1971-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-20 | 1975-05-22 | 1975-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-20 | 1979-05-22 | 1979-11-21 | $7700.00 | Window Closed / Lapsed |