US3339005A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lip curling method and machine
Assignee: Brown Machine Company of Michigan Inc
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Filing: 1964-05-11
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Granted: 1967-08-29
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Expires: 1984-05-11
Abstract
No abstract record available.
Inventors
- 👤 Gaylord W Brown
- 👤 Donald J Rise
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:54
CPC Classifications
B; B21; B21D; B21D19/00; B21D19/12; B29; B29C; B29C57/00; B29C57/12; B29C57/125; B31; B31F; B31F1/00; B31F1/0003; B31F1/0038; B31F1/008; B31F1/0087; B31B; B31B2105/00; B31B2105/002; B31B2105/0022; B31B2120/00; B31B2120/002; B31B50/00; B31B50/25; B31B50/26; B31B50/28; B31B50/74; B31B50/81
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
120 words
APPARATUS FOR FORMING ROLLED LIPS ON PLASTIC CONTAINERS OR THE LIKE HAVING RIMS AND ARRANGED IN A NESTED STACK COMPRISING: A PLURALITY OF ELONGATED ROLLERS IN GENERALLY AXIALLY PARALLEL RELATION AND ARRANGED ON THE CIRCUMFERENCE OF A CIRCLE; MEANS FOR HEATING THE RIMS OF SAID CONTAINERS TO A DEFORMABLE STATE; MEANS FOR ROTATING SAID ROLLERS; MEANS FOR FEEDING CONTAINERS TO SAID ROLLERS; MEANS FOR MAINTAINING THE STACK OF CONTAINERS IN TIGHTLY NESTED CONDITION AS IT PROCEEDS AXIALLY THROUGH SAID ROLLERS SO THAT THE SAID ROLLERS REVOLVE SAID STACK AS A UNIT AND THE STACK FUNCTIONS AS A SUPPORTING MANDREL FOR EACH INDIVIDUAL CONTAINER; AT LEAST ONE OF THE ROLLERS HAVING PORTIONS RECEIVING SAID RIMS CONFIGURED TO PROGRESSIVELY CURL SAID RIMS.
References Cited (Backward Citations)
US3096546A
Cited
US3192565A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-28 | 1971-02-27 | 1971-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-28 | 1975-02-27 | 1975-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-28 | 1979-02-27 | 1979-08-29 | $7700.00 | Window Closed / Lapsed |