US3202307A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic liners
Assignee: Crown Cork and Seal Co Inc
•
Filing: 1954-12-31
•
Granted: 1965-08-24
•
Expires: 1974-12-31
Abstract
No abstract record available.
Inventors
- 👤 William C Rainer
- 👤 Joseph G Germak
- 👤 James P Hamilton
- 👤 Arthur W Sloan
- 👤 William D Stewart
- 👤 Karl A Schellenberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:56
CPC Classifications
B; B65; B65D; B65D53/00; B65D53/04; C; C08; C08J; C08J9/00; C08J9/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
24 words
A CONTAINER CLOSURE COMPRISING A SHELL HAVING A CUSHION LINER COMPRISING A FOAMED VINYL CHLORIDE POLYMER PLASTISOL, INCLUDING A MOLD LUBRICANT IN THE LINER.
Claim 2
Dependent Claim
24 words
A CONTAINER CLOSURE COMPRISING A SHELL HAVING A CUSHION LINER COMPRISING A FOAMED VINYL CHLORIDE POLYMER PLASTISOL, INCLUDING A MOLD LUBRICANT IN THE LINER.
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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) | 1968-08-23 | 1969-02-22 | 1969-08-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-23 | 1973-02-22 | 1973-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-23 | 1977-02-22 | 1977-08-24 | $7700.00 | Window Closed / Lapsed |