US3150220A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making applicator-type containers
Assignee: Crown Packaging UK Ltd
•
Filing: 1962-04-20
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Granted: 1964-09-22
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Expires: 1982-04-20
Abstract
No abstract record available.
Inventors
- 👤 Howell Bryan Gordon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:07
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
THE METHOD OF MANUFACTURING AN APPLICATOR FOR FLOWABLE MATERIALS SUCH AS LIQUIDS OR CREAMS, BY COMPRESSING A PAD OF ARTIFICIAL SPONGE AXIALLY IN THE CAVITY OF A MOULDING TOOL SHAPED TO DEFINE AN ANNULAR HOLDER FOR THE PAD, SHIELDING THE LONGITUDINAL EDGES OF THE PAD AGAINST ENGAGEMENT WITH MOLTEN SYNTHETIC THERMOPLASTIC MATERIAL DURING FORMATION OF THE HOLDER, AND INJECTING MOLTEN THERMOPLASTIC MATERIAL INTO THE MOLD CAVITY FROM A PLURALITY OF POSITIONS OFFSET FROM THE AXIS OF THE PAD TOWARDS AND AGAINST AN END FACE OF THE COMPRESSED PAD THEREBY TO PERMIT ADHERENCE OF THE PAD TO THE MOULDED HOLDER ON COOLING THEREOF.
Claim 2
Independent Claim
102 words
THE METHOD OF MANUFACTURING AN APPLICATOR FOR FLOWABLE MATERIALS SUCH AS LIQUIDS OR CREAMS, BY COMPRESSING A PAD OF ARTIFICIAL SPONGE AXIALLY IN THE CAVITY OF A MOULDING TOOL SHAPED TO DEFINE AN ANNULAR HOLDER FOR THE PAD, SHIELDING THE LONGITUDINAL EDGES OF THE PAD AGAINST ENGAGEMENT WITH MOLTEN SYNTHETIC THERMOPLASTIC MATERIAL DURING FORMATION OF THE HOLDER, AND INJECTING MOLTEN THERMOPLASTIC MATERIAL INTO THE MOLD CAVITY FROM A PLURALITY OF POSITIONS OFFSET FROM THE AXIS OF THE PAD TOWARDS AND AGAINST AN END FACE OF THE COMPRESSED PAD THEREBY TO PERMIT ADHERENCE OF THE PAD TO THE MOULDED HOLDER ON COOLING THEREOF.
References Cited (Backward Citations)
US2962743A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-22 | 1968-03-23 | 1968-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-22 | 1972-03-23 | 1972-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-22 | 1976-03-23 | 1976-09-22 | $7700.00 | Window Closed / Lapsed |