US3180191A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Punch and die assembly for forming a cluster of covers
Assignee: SWEETHEART PLASTIES Inc
•
Filing: 1961-09-26
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Granted: 1965-04-27
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Expires: 1981-09-26
Abstract
No abstract record available.
Inventors
- 👤 Eric L Midgley
- 👤 Norman A Rhodes
- 👤 John A Hayward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:30
CPC Classifications
B; B26; B26F; B26F1/00; B26F1/38; B26F1/44; B26F1/40; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2074; Y10T83/2081; Y10T83/2092; Y10T83/2096; Y10T83/2135; Y10T83/215; Y10T83/2153; Y10T83/869; Y10T83/8821; Y10T83/8828; Y10T83/8831; Y10T83/929; Y10T83/9411; Y10T83/9423; Y10T83/9425
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
61 words
APPARATUS FOR SERVING FROM A SHEET A CLUSTER OF CUP LIDS PREVIOUSLY FORMED IN THE SHEET COMPRISING A DIE HAVING A PLURALITY OF RECESSES ADAPTED TO RECEIVE SIMULTANEOUSLY THE LIDS FORMED IN THE SHEET, AND A PUNCH ASSEMLY MOVABLE TOWARDS AND AWAY FROM THE DIE AND HAVING A PLURALITY OF ENDLESS UNCONNECTED CUTTING EDGES COOPERATING WITH THE RECESSES FOR TRIMMING UNCONNECTED
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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) | 1968-04-26 | 1968-10-26 | 1969-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-26 | 1972-10-26 | 1973-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-26 | 1976-10-26 | 1977-04-27 | $7700.00 | Window Closed / Lapsed |