US3104798A
Expired / Lapsed
US
⏱️ 0.0 years remaining
stone
Assignee: —
•
Filing: —
•
Granted: 1963-09-24
•
Expires: 1980-09-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:10
CPC Classifications
B; B65; B65D; B65D27/00; B65D27/12; B65D27/20; B65D27/26; B65D33/00; B65D33/16; B65D33/18; Y; Y10; Y10S; Y10S383/00; Y10S383/905
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
IN A BAG HAVING FLEXIBLE WALLS FLATTENED AT ONE END THEREOF AND A MOUTH CLOSURE AT SAID FLATTENED END DEFINED BY THE OVERLAYING PORTIONS OF THE WALLS, THE IMPROVEMENT WHICH COMPRISES A SINGLE STRIP OF LAMINATED MATERIAL ADHESIVELY INTERPOSED BETWEEN AND CONNECTING SAID OVERLAYING WALL PORTIONS ALONG SUBSTANTIALLY THE ENTIRE WIDTH OF THE BAG AT SAID CLOSURE BY A SUBSTANTIALLY AIR TIGHT CLOSURE, SAID STRIP OF LAMINATED MATERIAL HAVING (A) A LAYER OF EASILY RUPTURABLE MATERIAL, (B) A LAYER OF BENDABLE, METAL FOIL, (C) WHEREBY SAID BAG MAY BE OPENED BY SEPARATING THE BAG''S WALLS AT SAID CLOSURE, THEREBY SPLITTING SAID LAYER OF EASILY RUPTURABLE MATERIAL, AND RECLOSED ALONG ITS ORIGINAL CLOSURE BY FLATTENING THE BAG''S WALLS TO THEIR ORIGINAL POSITION AND BENDING OVER THE ENDS OF SAID CLOSURE.
Claim 2
Dependent Claim
129 words
IN A BAG HAVING FLEXIBLE WALLS FLATTENED AT ONE END THEREOF AND A MOUTH CLOSURE AT SAID FLATTENED END DEFINED BY THE OVERLAYING PORTIONS OF THE WALLS, THE IMPROVEMENT WHICH COMPRISES A SINGLE STRIP OF LAMINATED MATERIAL ADHESIVELY INTERPOSED BETWEEN AND CONNECTING SAID OVERLAYING WALL PORTIONS ALONG SUBSTANTIALLY THE ENTIRE WIDTH OF THE BAG AT SAID CLOSURE BY A SUBSTANTIALLY AIR TIGHT CLOSURE, SAID STRIP OF LAMINATED MATERIAL HAVING (A) A LAYER OF EASILY RUPTURABLE MATERIAL, (B) A LAYER OF BENDABLE, METAL FOIL, (C) WHEREBY SAID BAG MAY BE OPENED BY SEPARATING THE BAG''S WALLS AT SAID CLOSURE, THEREBY SPLITTING SAID LAYER OF EASILY RUPTURABLE MATERIAL, AND RECLOSED ALONG ITS ORIGINAL CLOSURE BY FLATTENING THE BAG''S WALLS TO THEIR ORIGINAL POSITION AND BENDING OVER THE ENDS OF SAID CLOSURE.
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) | 1966-09-23 | 1967-03-25 | 1967-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-23 | 1971-03-25 | 1971-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-23 | 1975-03-25 | 1975-09-24 | $7700.00 | Window Closed / Lapsed |