Patent US5304190A successfully refreshed from Google Patents.
Patent US3344942A successfully refreshed from Google Patents.
US3344942A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety cap and container
Assignee: Individual
•
Filing: 1966-04-05
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Granted: 1967-10-03
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Expires: 1986-04-05
Abstract
No abstract record available.
Inventors
- 👤 Hedgewick Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:45
CPC Classifications
B; B65; B65D; B65D41/00; B65D41/02; B65D41/04; B65D41/06; B29; B29C; B29C45/00; B29C45/17; B29C45/40; B29C45/44; B29C45/4407; B65D41/065; B29L; B29L2031/00; B29L2031/56; B29L2031/565; Y; Y10; Y10S; Y10S215/00; Y10S215/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
AN INTEGRAL ONE-PIECE PLASTIC CAP HAVING A BASE AND A PERIPHERAL FLANGE, A PLURALITY OF RADIALLY INWARDLY EXTENDING INTEGRAL LUGS ON THE INNER SURFACE OF SAID FLANGE, SAID LUGS BEING ADAPTED TO ENGAGE NOTCHES ON THE UPPER END OF A CONTAINER, THE BASE OF SAID CAP HAVING AXIAL OPENINGS THEREIN OVERLYING SAID LUGS, THE CIRCUMFERENTIAL DIMENSION AND RADIAL DIMENSION OF EACH SAID OPENING BEING SUBSTANTIALLY EQUAL TO THE CORRESPONDING DIMENSIONS OF THE UNDERLYING LUG, AN INTEGRAL ANNULAR WEB ON THE INNER SURFACE OF THE BASE OF SAID CAP EXTENDING DOWNWARDLY WHEN THE CAP IS ON THE CONTAINER.
Claim 2
Dependent Claim
97 words
AN INTEGRAL ONE-PIECE PLASTIC CAP HAVING A BASE AND A PERIPHERAL FLANGE, A PLURALITY OF RADIALLY INWARDLY EXTENDING INTEGRAL LUGS ON THE INNER SURFACE OF SAID FLANGE, SAID LUGS BEING ADAPTED TO ENGAGE NOTCHES ON THE UPPER END OF A CONTAINER, THE BASE OF SAID CAP HAVING AXIAL OPENINGS THEREIN OVERLYING SAID LUGS, THE CIRCUMFERENTIAL DIMENSION AND RADIAL DIMENSION OF EACH SAID OPENING BEING SUBSTANTIALLY EQUAL TO THE CORRESPONDING DIMENSIONS OF THE UNDERLYING LUG, AN INTEGRAL ANNULAR WEB ON THE INNER SURFACE OF THE BASE OF SAID CAP EXTENDING DOWNWARDLY WHEN THE CAP IS ON THE CONTAINER.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-02 | 1971-04-03 | 1971-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-02 | 1975-04-03 | 1975-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-02 | 1979-04-03 | 1979-10-03 | $7700.00 | Window Closed / Lapsed |