US3261895A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for manufacturing resin products including foam products
Assignee: Individual
•
Filing: 1963-10-29
•
Granted: 1966-07-19
•
Expires: 1983-10-29
Abstract
No abstract record available.
Inventors
- 👤 Samuel W Strickman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:49
CPC Classifications
B; B65; B65D; B65D53/00; B65D53/04; B29; B29C; B29C31/00; B29C31/04; B29C31/042; B29C31/048; B29C31/06; B29C31/061; B29C31/063; B29C44/00; B29C44/02; B29C44/12; B29C44/1271; B29C70/00; B29C70/68; B29C70/78; B29C70/80; B65D41/00; B65D41/02; B65D41/04; B65D41/0435; B65D41/0442; B65D41/10; B65D41/12; B29C43/00; B29C43/32; B29C43/34; B29C2043/3444; B29K; B29K2027/00; B29K2027/06; B29K2105/00; B29K2105/0058; B29K2105/0061; B29L; B29L2031/00; B29L2031/56; Y; Y10; Y10S; Y10S425/00; Y10S425/809
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
A METHOD OF FORMING A CROWN CLOSURE COMPRISING PROVIDING A STEEL CROWN BLANK HAVING A SUBSTANTIALLY FLAT TOP PANEL AND A SKIRT PORTION, APPLYING A PROTECTIVE COATING TO THE INTERIOR SURFACE OF THE TOP PANEL, THE PROTECTIVE COATING COMPRISING A LAYER OF A VINYL LACQUER OVERLYING THE SURFACE OF THE BLANK AND A LAYER OF VINYL PLASTISOL OVERLYING THE LACQUER, DEPOSITING A SUBSTANTIALLY RING-SHAPED CHARGE OF FOAMABLE GASKET-FORMING MATERIAL TO THE COATED PANEL ADJACENT THE PERIPHERY THEREOF, THE CHARGE BEING CONFINED TO THAT PORTION OF THE INNER SURFACE OF THE TOP PANEL WHICH WILL HAVE MINIMUM CONTACT WITH CONTAINER CONTENTS, AND HEATING THE CLOSURE TO CAUSE FOAMING OF THE CHARGE.
Claim 2
Independent Claim
110 words
A METHOD OF FORMING A CROWN CLOSURE COMPRISING PROVIDING A STEEL CROWN BLANK HAVING A SUBSTANTIALLY FLAT TOP PANEL AND A SKIRT PORTION, APPLYING A PROTECTIVE COATING TO THE INTERIOR SURFACE OF THE TOP PANEL, THE PROTECTIVE COATING COMPRISING A LAYER OF A VINYL LACQUER OVERLYING THE SURFACE OF THE BLANK AND A LAYER OF VINYL PLASTISOL OVERLYING THE LACQUER, DEPOSITING A SUBSTANTIALLY RING-SHAPED CHARGE OF FOAMABLE GASKET-FORMING MATERIAL TO THE COATED PANEL ADJACENT THE PERIPHERY THEREOF, THE CHARGE BEING CONFINED TO THAT PORTION OF THE INNER SURFACE OF THE TOP PANEL WHICH WILL HAVE MINIMUM CONTACT WITH CONTAINER CONTENTS, AND HEATING THE CLOSURE TO CAUSE FOAMING OF THE CHARGE.
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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) | 1969-07-18 | 1970-01-17 | 1970-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-18 | 1974-01-17 | 1974-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-18 | 1978-01-17 | 1978-07-19 | $7700.00 | Window Closed / Lapsed |