US3352268A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for forming closure caps
Assignee: American Flange and Manufacturing Co Inc
•
Filing: 1965-10-21
•
Granted: 1967-11-14
•
Expires: 1985-10-21
Abstract
No abstract record available.
Inventors
- 👤 Stanley J Koll
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:31
CPC Classifications
B; B65; B65D; B65D41/00; B65D41/32; B65D41/34; B65D41/348; B65D41/3485; B21; B21D; B21D51/00; B21D51/16; B21D51/38; B21D51/44; B21D51/443; Y; Y10; Y10T; Y10T83/00; Y10T83/02; Y10T83/0333
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
THE METHOD OF MANUFACTURING LIGHTWIGHT METAL CLOSURE CAPS OF THE TYPE ADAPTED TO BE FORMED OVER A LIP BORDERIONG THE OPENING OF A CONTAINER NECK, SAID CAP HAVING AS TOP PORTION AND A LATERALLY DEPENDING SKIRT WHICH COMPRISES FORMING A BLANK HAVING A SUBSTANTIALLY CIRCULAR PERIPHERY BUT WITH AN EAR EXTENDING OUTWARDLY FROM SAID PERIPHERY FOR A PORTION OF THE SAME, SUPPORTING A CIRCULAR CENTRAL PORTION OF SAID BLANK, FORMING AN ANNULAR PERIPHERAL PORTON SURROUNDING SAID CENTRAL PORTION LATERALLY WITH RESPECT TO SAID SUPPORTED CENTER PORTION, AND SIMULTANEOUSLY WITH SAID FORMING, SCORING SAID LATERAL PORTION WITH A CONTINUOUS SCORE EXTENDING FROM THE FREEEND EDGE OF SAID LATERAL PORTION THROUGHOUT THE EXTENT OF THE SAME.
Claim 2
Independent Claim
114 words
THE METHOD OF MANUFACTURING LIGHTWIGHT METAL CLOSURE CAPS OF THE TYPE ADAPTED TO BE FORMED OVER A LIP BORDERIONG THE OPENING OF A CONTAINER NECK, SAID CAP HAVING AS TOP PORTION AND A LATERALLY DEPENDING SKIRT WHICH COMPRISES FORMING A BLANK HAVING A SUBSTANTIALLY CIRCULAR PERIPHERY BUT WITH AN EAR EXTENDING OUTWARDLY FROM SAID PERIPHERY FOR A PORTION OF THE SAME, SUPPORTING A CIRCULAR CENTRAL PORTION OF SAID BLANK, FORMING AN ANNULAR PERIPHERAL PORTON SURROUNDING SAID CENTRAL PORTION LATERALLY WITH RESPECT TO SAID SUPPORTED CENTER PORTION, AND SIMULTANEOUSLY WITH SAID FORMING, SCORING SAID LATERAL PORTION WITH A CONTINUOUS SCORE EXTENDING FROM THE FREEEND EDGE OF SAID LATERAL PORTION THROUGHOUT THE EXTENT OF THE SAME.
References Cited (Backward Citations)
US1136162A
Cited
US2780380A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-13 | 1971-05-15 | 1971-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-13 | 1975-05-15 | 1975-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-13 | 1979-05-15 | 1979-11-14 | $7700.00 | Window Closed / Lapsed |