US3190482A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealing disc for container closure
Assignee: Union Carbide Corp
•
Filing: 1962-12-31
•
Granted: 1965-06-22
•
Expires: 1982-12-31
Abstract
No abstract record available.
Inventors
- 👤 Roger B Staub
- 👤 Peter H Hofer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:40
CPC Classifications
B; B65; B65D; B65D53/00; B65D53/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
A CLOSURE SEAL FOR A CONTAINER CLOSURE ADAPTED FOR USE ON A CONTAINER HAVING AN OPEN MOUTH AND A SEALING SURFACE SURROUNDING THE ORIFICE OF SAID MOUTH, SAID CLOSURE SEAL COMPRISING A PLASTIC DISC HAVING: AT LEAST TWO CONCENTRIC CIRCULAR BEADS SPACED APART AND PROTRUDING FROM BOTH SIDES OF THE DISC; AND AT LEAST THREE EQUALLY SPACED TRANSVERSE RIBS CONNECTING EACH PAIR OF ADJACENT PROTRUDING
Claim 2
Dependent Claim
65 words
A CLOSURE SEAL FOR A CONTAINER CLOSURE ADAPTED FOR USE ON A CONTAINER HAVING AN OPEN MOUTH AND A SEALING SURFACE SURROUNDING THE ORIFICE OF SAID MOUTH, SAID CLOSURE SEAL COMPRISING A PLASTIC DISC HAVING: AT LEAST TWO CONCENTRIC CIRCULAR BEADS SPACED APART AND PROTRUDING FROM BOTH SIDES OF THE DISC; AND AT LEAST THREE EQUALLY SPACED TRANSVERSE RIBS CONNECTING EACH PAIR OF ADJACENT PROTRUDING
References Cited (Backward Citations)
US785116A
Cited
US1425820A
Cited
GB586919A
Cited
GB671270A
Cited
US2768762A
Cited
US2901139A
Cited
AT192783B
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-06-21 | 1968-12-21 | 1969-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-21 | 1972-12-21 | 1973-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-21 | 1976-12-21 | 1977-06-22 | $7700.00 | Window Closed / Lapsed |