US3219004A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Closures
Assignee: Arconic Closure Systems International UK Ltd
•
Filing: 1963-04-19
•
Granted: 1965-11-23
•
Expires: 1983-04-19
Abstract
No abstract record available.
Inventors
- 👤 Ronald W Wilton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:39
CPC Classifications
B; B67; B67B; B67B3/00; B67B3/02; B67B3/10; B67B3/18; B65; B65D; B65D41/00; B65D41/02; B65D41/04; B65D41/0435; B65D41/0464
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
190 words
A METHOD OF SEALING A CONTAINER HAVING AN EXTERNALLY SCREW-THREADED NECK AND A SEALING SURFACE ON THE SIDE OF THE NECK OF THE CONTAINER BETWEEN THE THREAD AND THE CONTAINER MOUTH, COMPRISING PLACING A METAL CLOSURE BLANK OVER THE MOUTH OF THE CONTAINER, THE CLOSURE BLANK HAVING A TOP AND A SKIRT, THE INSIDE SURFACE OF SAID TOP BEING COVERED BY A VERY THIN LAYER OF FLOWED-IN GASKET MATERIAL WHICH INCREASES TO A THICKNER ANNULUS OF THE SAME MATERIAL LYING IN THE ANGLE BETWEEN SAID TOP AND SAID SKIRT AND THE MEAN INTERNAL DIAMETER OF SAID ANNULUS BEING LESS THAN THE EXTERNAL DIAMETER OF SAID SEALING SURFACE ON THE NECK OF THE CONTAINER, PRESSING THE CLOSURE BLANK DOWN AGAINST SAID TOP OF THE CONTAINER, WHILE SO HOLDING THE CLOSURE BLANK, REDUCING THE DIAMETER OF SAID SKIRT AT A POSITION RADIALLY OUTWARD OF SAID THICKER ANNULUS OF GASKET MATERIAL AND ABOVE THE NECK THREAD AND IN REGISTER WITH SAID SIDE SEALING SURFACE TO COMPRESS SAID GASKET MATERIAL BETWEEN SAID SIDE SEALING SURFACE AND THE REDUCE DIAMETER PORTION OF SAID SKIRT, AND THEREAFTER FORMING THREAD IN SAID SKIRT BY INWARDLY DEFORMING IT.
Claim 2
Independent Claim
190 words
A METHOD OF SEALING A CONTAINER HAVING AN EXTERNALLY SCREW-THREADED NECK AND A SEALING SURFACE ON THE SIDE OF THE NECK OF THE CONTAINER BETWEEN THE THREAD AND THE CONTAINER MOUTH, COMPRISING PLACING A METAL CLOSURE BLANK OVER THE MOUTH OF THE CONTAINER, THE CLOSURE BLANK HAVING A TOP AND A SKIRT, THE INSIDE SURFACE OF SAID TOP BEING COVERED BY A VERY THIN LAYER OF FLOWED-IN GASKET MATERIAL WHICH INCREASES TO A THICKNER ANNULUS OF THE SAME MATERIAL LYING IN THE ANGLE BETWEEN SAID TOP AND SAID SKIRT AND THE MEAN INTERNAL DIAMETER OF SAID ANNULUS BEING LESS THAN THE EXTERNAL DIAMETER OF SAID SEALING SURFACE ON THE NECK OF THE CONTAINER, PRESSING THE CLOSURE BLANK DOWN AGAINST SAID TOP OF THE CONTAINER, WHILE SO HOLDING THE CLOSURE BLANK, REDUCING THE DIAMETER OF SAID SKIRT AT A POSITION RADIALLY OUTWARD OF SAID THICKER ANNULUS OF GASKET MATERIAL AND ABOVE THE NECK THREAD AND IN REGISTER WITH SAID SIDE SEALING SURFACE TO COMPRESS SAID GASKET MATERIAL BETWEEN SAID SIDE SEALING SURFACE AND THE REDUCE DIAMETER PORTION OF SAID SKIRT, AND THEREAFTER FORMING THREAD IN SAID SKIRT BY INWARDLY DEFORMING IT.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-22 | 1969-05-24 | 1969-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-22 | 1973-05-24 | 1973-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-22 | 1977-05-24 | 1977-11-23 | $7700.00 | Window Closed / Lapsed |