US3290853A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal extrusion
Assignee: Individual
•
Filing: 1963-12-09
•
Granted: 1966-12-13
•
Expires: 1983-12-09
Abstract
No abstract record available.
Inventors
- 👤 Pucci Joseph
- 👤 Thomas J Ryan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:59
CPC Classifications
B; B65; B65D; B65D15/00; A; A45; A45C; A45C5/00; A45C5/02; A47; A47B; A47B3/00; A47B3/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
146 words
AN EXTRUSION FOR USE IN THE ASSEMBLY OF AN ARTICLE OF MANUFACTURE COMPRISING AN ELONGATED CHENNEL INCLUDING A PAIR OF FLANGES JOINED BY A WEB, ONLY A SINGLE NARROW SLOT IN ONE OF THE FLANGES, SAID WEB INCLUDING A CONTIGUOUS EXTENSION FORMING A WALL OF SAID NARROW SLOT, SAID EXTENSION BEING SUBSTANTIALLY LONGER THAN THE DEPTH OF SAID NARROW SLOT, SAID EXTENSION BEING OF A LESSER THICKNESS THAN SAID WEB SO THAT SAID EXTENSION IS WEAKENED AND SUSCEPTIBLE TO BENDING, SAID FLANGE BEING THICKNENED BENEATH SAID NARROW SLOT TO STRENGTHEN SAID CHANNEL, SAID OTHER FLANGE INCLUDING ONLY A SINGLE DOVETAILED SLOT, SAID DOVETAILED SLOT ADAPTED TO COOPERATE WITH A FLEXIBLE MATERIAL FOR PROVIDING A SEAL, THE WIDTH OF SAID DOVETAILED SLOTCOMPRISING APPROXIMATELY HALF OF THE WIDTH OF SAID OTHER FLANGE, THE WIDTH OF SAID DOVETAILED SLOT BEING SUBSTANTIALLY GREATER THAN THE WIDTH OF SAID NARROW SLOT.
Claim 2
Dependent Claim
146 words
AN EXTRUSION FOR USE IN THE ASSEMBLY OF AN ARTICLE OF MANUFACTURE COMPRISING AN ELONGATED CHENNEL INCLUDING A PAIR OF FLANGES JOINED BY A WEB, ONLY A SINGLE NARROW SLOT IN ONE OF THE FLANGES, SAID WEB INCLUDING A CONTIGUOUS EXTENSION FORMING A WALL OF SAID NARROW SLOT, SAID EXTENSION BEING SUBSTANTIALLY LONGER THAN THE DEPTH OF SAID NARROW SLOT, SAID EXTENSION BEING OF A LESSER THICKNESS THAN SAID WEB SO THAT SAID EXTENSION IS WEAKENED AND SUSCEPTIBLE TO BENDING, SAID FLANGE BEING THICKNENED BENEATH SAID NARROW SLOT TO STRENGTHEN SAID CHANNEL, SAID OTHER FLANGE INCLUDING ONLY A SINGLE DOVETAILED SLOT, SAID DOVETAILED SLOT ADAPTED TO COOPERATE WITH A FLEXIBLE MATERIAL FOR PROVIDING A SEAL, THE WIDTH OF SAID DOVETAILED SLOTCOMPRISING APPROXIMATELY HALF OF THE WIDTH OF SAID OTHER FLANGE, THE WIDTH OF SAID DOVETAILED SLOT BEING SUBSTANTIALLY GREATER THAN THE WIDTH OF SAID NARROW SLOT.
References Cited (Backward Citations)
USRE24558E
Cited
US2796959A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-12 | 1970-06-13 | 1970-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-12 | 1974-06-13 | 1974-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-12 | 1978-06-13 | 1978-12-13 | $7700.00 | Window Closed / Lapsed |