US3200527A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hinged snap-lock container
Assignee: MINGWAH A QUON
•
Filing: 1961-07-17
•
Granted: 1965-08-17
•
Expires: 1981-07-17
Abstract
No abstract record available.
Inventors
- 👤 Thomas C Clark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:26
CPC Classifications
G; G03; G03B; G03B21/00; G03B21/54; G03B21/64
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
240 words
A CONTAINER, SAID CONTAINER COMPRISING A BOTTOM MEMBER, AND A TOP MEMBER COVERING AT LEAST A PORTION OF THE BOTTOM MEMBER WHEN SAID TOP MEMBER IS SUPERIMPOSED UPON THE BOTTOM MEMBER, EACH OF SAID MEMBERS, UPON SUCH SUPERIMPOSITION, HAVING A WALL FACING OUTWARDLY AND OPPOSITELY FROM THE OUTER WALL OF THE OTHER MEMBER, AND AN INNER WALL IN PARTIAL FACIAL ABUTMENT WITH THE INNER WALL OF THE OTHER MEMBER, THE INNER WALL OF ONE OF SAID MEMBERS HAVING A RECTANGULAR RIDGE, THE INNER WALL OF THE OTHER ONE OF SAID MEMBER HAVING A MATING RECTANGULAR RECESS THEREBY TO DEFINE A CAVITY BETWEEN THEM; THE ABUTTING FACES OF SAID INNER WALLS BEING CONSTRUCTED WITH COMPLEMENTARY INTERLOCKING ELEMENTS, SAID INTERLOCKING ELEMENTS COMPRISING A PAIR OF PARALLEL OVERHUNG RIDGES PROJECTING PERPENDICULARLY FROM THE PLANE OF THE FACE OF SAID OTHER MEMBER AND SPACED FROM EACH OTHER BY A DISTANCE GREATER THAN THE WIDTH OF SAID CAVITY AND THEREBY TO BE DISPOSED ONE OUTWARD OF EACH SIDE OF SAID CAVITY, EACH OF SAID RIDGES EXTENDING FOR A DISTANCE SUBSTANTIALLY EQUAL TO THE LINEAL DIMENSION OF SAID MEMBER, AND A PAIR OF MATINGLY DISPOSED UNDERCUT RECESSES IN THE FACE OF SAID ONE MEMBER, RESPECTIVELY CONTIGUOUS WITH OVERHUNG PORTIONS OF TWO OPPOSITE RIDGE PORTIONS PERTAINING TO SAID RECTANGULAR RIDGE, SAID MEMBERS BEING MOLDED OF A RESILIENT PLASTIC, SUCH AS POLYPROPYLENE, WHEREBY SAID MEMBERS MAY BE SEPARATED FROM EACH OTHER BY THE DISENGAGEMENT OF SAID INTERLOCKING ELEMENTS.
Claim 2
Dependent Claim
240 words
A CONTAINER, SAID CONTAINER COMPRISING A BOTTOM MEMBER, AND A TOP MEMBER COVERING AT LEAST A PORTION OF THE BOTTOM MEMBER WHEN SAID TOP MEMBER IS SUPERIMPOSED UPON THE BOTTOM MEMBER, EACH OF SAID MEMBERS, UPON SUCH SUPERIMPOSITION, HAVING A WALL FACING OUTWARDLY AND OPPOSITELY FROM THE OUTER WALL OF THE OTHER MEMBER, AND AN INNER WALL IN PARTIAL FACIAL ABUTMENT WITH THE INNER WALL OF THE OTHER MEMBER, THE INNER WALL OF ONE OF SAID MEMBERS HAVING A RECTANGULAR RIDGE, THE INNER WALL OF THE OTHER ONE OF SAID MEMBER HAVING A MATING RECTANGULAR RECESS THEREBY TO DEFINE A CAVITY BETWEEN THEM; THE ABUTTING FACES OF SAID INNER WALLS BEING CONSTRUCTED WITH COMPLEMENTARY INTERLOCKING ELEMENTS, SAID INTERLOCKING ELEMENTS COMPRISING A PAIR OF PARALLEL OVERHUNG RIDGES PROJECTING PERPENDICULARLY FROM THE PLANE OF THE FACE OF SAID OTHER MEMBER AND SPACED FROM EACH OTHER BY A DISTANCE GREATER THAN THE WIDTH OF SAID CAVITY AND THEREBY TO BE DISPOSED ONE OUTWARD OF EACH SIDE OF SAID CAVITY, EACH OF SAID RIDGES EXTENDING FOR A DISTANCE SUBSTANTIALLY EQUAL TO THE LINEAL DIMENSION OF SAID MEMBER, AND A PAIR OF MATINGLY DISPOSED UNDERCUT RECESSES IN THE FACE OF SAID ONE MEMBER, RESPECTIVELY CONTIGUOUS WITH OVERHUNG PORTIONS OF TWO OPPOSITE RIDGE PORTIONS PERTAINING TO SAID RECTANGULAR RIDGE, SAID MEMBERS BEING MOLDED OF A RESILIENT PLASTIC, SUCH AS POLYPROPYLENE, WHEREBY SAID MEMBERS MAY BE SEPARATED FROM EACH OTHER BY THE DISENGAGEMENT OF SAID INTERLOCKING ELEMENTS.
References Cited (Backward Citations)
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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) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |