US3820200A
Expired / Lapsed
US
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Assignee: Individual
•
Filing: 1973-01-03
•
Granted: 1974-06-28
•
Expires: 1993-01-03
Abstract
Abstract A FLAT DISC OF RESILIENTLY FLEXIBLE PLASTIC MATERIAL HAS A CONTINUOUSLY UNINTERRUPTED PERIPHERAL EDGE AND IS PROVIDED AT THE CENTER THEREOF WITH A I-SHAPED SLIT, THE ENDS OF WHICH ARE SPACED INWARDLY FROM THE PERIPHERY OF THE DISC. PORTIONS OF THE DISC AT THE OPPOSITE SIDES OF THE SLIT ARE DEFLECTABLE TO FRICTIONALLY ENGAGE A COMPRESSED MOUTH PORTION OF A BAG INSERTED THROUGH THE SLIT. IN A MODIFIED EMBODIMENT, THE DISC IS PROVIDED WITH TWO I-SHAPED SLITS INTERSECTING EACH OTHER AT RIGHT ANGLES. AN APERTURED TAB MAY BE PROVIDED INTEGRALLY AT THE PERIPHERY OF THE DISC FOR HANGING THE SAME AND THE ASSOCIATED BAG FROM A SUPPORT
Inventors
- 👤 R Myers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 08:42
CPC Classifications
B; B65; B65D; B65D33/00; B65D33/16; B65D33/1616; B65D33/1625; Y; Y10; Y10T; Y10T24/00; Y10T24/15; Y10T24/155
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-06-27 | 1977-12-27 | 1978-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-06-27 | 1981-12-27 | 1982-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-06-27 | 1985-12-27 | 1986-06-28 | $7700.00 | Window Closed / Lapsed |