US3085324A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making two-piece closure caps
Assignee: Alcoa Corp
•
Filing: 1959-04-01
•
Granted: 1963-04-16
•
Expires: 1979-04-01
Abstract
No abstract record available.
Inventors
- 👤 David G Nelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:39
CPC Classifications
B; B21; B21D; B21D51/00; B21D51/16; B21D51/38; B21D51/44; B65; B65D; B65D41/00; B65D41/02; B65D41/10; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49789; Y10T29/49796; Y10T29/49826; Y10T29/49828; Y10T29/49829; Y10T29/49908; Y10T29/49915; Y10T29/49917
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
THE METHOD OF MAKING A TWO-PIECE CONTAINER CLOSURE FROM A SINGLE BLANK COMPRISING PROVIDING A SHELL HAVING A TOP AND A SKIRT, COMPLETELY SEVERING THE SKIRT ON A PLANE PARALLEL TO AND BELOW THE TOP TO FORM A COLLAR AND A SEPARATE DISCS WITH AN INTEGRAL TURNED EDGE EXTENDING TOWARD SAID COLLAR, MAINTAINING THE SEVERED COLLAR AND DISC IN THEIR INITIAL AXIAL ALIGNMENT, PLACING SAID DISC AND COLLAR, MOVING THE COLLAR WITH THE DISC THEREWITHIN, UPON AND RELATIVELY TO A FLAT SURFACE TO PREVENT ACCIDENTAL SEPARATION OF THE DISC FROM WITHIN THE COLLAR DURING SUCH MOVEMENT, INTO POSITION FOR DEFORMING THE COLLAR, AND DEFORMING THE COLLAR ABOVE AND BELOW THE DISC TO RETAIN THE DISC BETWEEN THE DEFORMATIONS.
Claim 2
Independent Claim
118 words
THE METHOD OF MAKING A TWO-PIECE CONTAINER CLOSURE FROM A SINGLE BLANK COMPRISING PROVIDING A SHELL HAVING A TOP AND A SKIRT, COMPLETELY SEVERING THE SKIRT ON A PLANE PARALLEL TO AND BELOW THE TOP TO FORM A COLLAR AND A SEPARATE DISCS WITH AN INTEGRAL TURNED EDGE EXTENDING TOWARD SAID COLLAR, MAINTAINING THE SEVERED COLLAR AND DISC IN THEIR INITIAL AXIAL ALIGNMENT, PLACING SAID DISC AND COLLAR, MOVING THE COLLAR WITH THE DISC THEREWITHIN, UPON AND RELATIVELY TO A FLAT SURFACE TO PREVENT ACCIDENTAL SEPARATION OF THE DISC FROM WITHIN THE COLLAR DURING SUCH MOVEMENT, INTO POSITION FOR DEFORMING THE COLLAR, AND DEFORMING THE COLLAR ABOVE AND BELOW THE DISC TO RETAIN THE DISC BETWEEN THE DEFORMATIONS.
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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) | 1966-04-15 | 1966-10-15 | 1967-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-15 | 1970-10-15 | 1971-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-15 | 1974-10-15 | 1975-04-16 | $7700.00 | Window Closed / Lapsed |