Patent US2556457A successfully refreshed from Google Patents.
US3096904A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealed plastic containers
Assignee: PLASTOMATIC CORP
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Filing: 1959-12-15
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Granted: 1963-07-09
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Expires: 1979-12-15
Abstract
No abstract record available.
Inventors
- 👤 Herman R Hutchinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 08:09
CPC Classifications
B; B65; B65D; B65D77/00; B65D77/22; B65D77/30; B65D77/38; B65B; B65B51/00; B65B51/10; B65B51/14; B65B7/00; B65B7/16; B65B7/28; B65B7/2842; B65B7/2878; B65D77/10; B65D77/20; B65D77/2024; B65D77/2028; B65D77/2032; B65D77/2044; B65D77/2048; B65D77/2052; B65D77/2068; B65D77/2072; B65D77/2088; B65D77/2092; B65D2577/00; B65D2577/10; B65D2577/20; B65D2577/2041; B65D2577/205; B65D2577/2075; B65D2577/2083
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
A SEALED CONTAINER COMPRISING A PLASTIC BODY HAVING AT ITS OPEN END AN INTEGRAL TEAR-OFF RIM DEFINED BY OPPOSED GROOVES, AND A PLASTIC FILM MEMBER PERIPHERALLY SEALED TO SAID BODY RIM OUTWARDLY OF SAID GROOVES TO PROVIDE A SEALED CLOSURE FOR THE CONTAINER DURING SHIPMENT AND DISPLAY, SAID PLASTIC BODY BIENG CHARACTERIZED BY THE PROVISION OF A TAB EXTENDING OUTWARDLY FROM SAID RIM AND WHICH WHEN BENT TOWARD OR AWAY FROM SAID BODY MEMBER RUPTURES A FRACTIONAL BIT OF THE RIM PORTION BETWEEN SAID OPPOSED GROOVES WHEREBY THE TAB MAY THEN BE LIFTED WITH PROGRESSIVE SEVERANCE OF THE REMAINING PORTION OF THE RIM BETWEEN SAID OPPOSED GROOVES TO REMOVE THE SEALED CLOSURE FROM THE CONTAINER.
Claim 2
Dependent Claim
115 words
A SEALED CONTAINER COMPRISING A PLASTIC BODY HAVING AT ITS OPEN END AN INTEGRAL TEAR-OFF RIM DEFINED BY OPPOSED GROOVES, AND A PLASTIC FILM MEMBER PERIPHERALLY SEALED TO SAID BODY RIM OUTWARDLY OF SAID GROOVES TO PROVIDE A SEALED CLOSURE FOR THE CONTAINER DURING SHIPMENT AND DISPLAY, SAID PLASTIC BODY BIENG CHARACTERIZED BY THE PROVISION OF A TAB EXTENDING OUTWARDLY FROM SAID RIM AND WHICH WHEN BENT TOWARD OR AWAY FROM SAID BODY MEMBER RUPTURES A FRACTIONAL BIT OF THE RIM PORTION BETWEEN SAID OPPOSED GROOVES WHEREBY THE TAB MAY THEN BE LIFTED WITH PROGRESSIVE SEVERANCE OF THE REMAINING PORTION OF THE RIM BETWEEN SAID OPPOSED GROOVES TO REMOVE THE SEALED CLOSURE FROM THE CONTAINER.
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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) | 1966-07-08 | 1967-01-07 | 1967-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-08 | 1971-01-07 | 1971-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-08 | 1975-01-07 | 1975-07-09 | $7700.00 | Window Closed / Lapsed |