US3249286A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reinforced plastic bag
Assignee: Monsanto Co
•
Filing: 1964-09-28
•
Granted: 1966-05-03
•
Expires: 1984-09-28
Abstract
No abstract record available.
Inventors
- 👤 Charles E Palmer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:24
CPC Classifications
B; B65; B65D; B65D33/00; B65D33/02; B31; B31B; B31B2155/00; B31B2170/00; B31B2170/20; Y; Y10; Y10S; Y10S383/00; Y10S383/907
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
158 words
A REINFORCED PLASTIC BAG COMPRISING A TUBULAR INNER LINER OF SEMI-RIGID SYNTHETIC PLASTIC SHEET MATERIAL, SAID INNER LINER DEFINING THE SIDEWALLS OF SAID BAG AND HAVING AN OPEN TOP AND AN OPEN BOTTOM, AN OUTER CONTAINER OF FLEXIBLE SYNTHETIC PLASTIC FILM ENCLOSING SAID INNER LINER AND HAVING PORTIONS EXTENDING BEYOND THE TOP AND BOTTOM OF SAID INNER LINER ADAPTED TO BE FOLDED TO FORM TOP AND BOTTOM CLOSURES OF SAID BAG, AND VERTICALLY SPACED REINFORCING STRIPS OF FLEXIBLE MATERIAL AFFIXED TO THE INSIDE OF SAID OUTER CONTAINER AND EXTENDING ABOUT THE TOP AND BOTTOM EDGES OF SAID INNER LINER IN PARTIAL OVERLAPPING RELATIONSHIP TO SAID TOP AND BOTTOM EDGES, SAID INNER LINER AND OUTER CONTAINER BEING SECURED TO EACH OTHER ALONG BOTH SIDE EDGES LYING BETWEEN THE TOP AND BOTTOM REINFORCING STRIPS AND SAID SIDE EGES OVERLAPPING EACH OTHER AND BEING BONDED TO EACH OTHER IN A COMMON OVERLAPPING CLOSURE FROM TOP TO BOTTOM OF SAID FLEXIBLE FILM.
Claim 2
Dependent Claim
158 words
A REINFORCED PLASTIC BAG COMPRISING A TUBULAR INNER LINER OF SEMI-RIGID SYNTHETIC PLASTIC SHEET MATERIAL, SAID INNER LINER DEFINING THE SIDEWALLS OF SAID BAG AND HAVING AN OPEN TOP AND AN OPEN BOTTOM, AN OUTER CONTAINER OF FLEXIBLE SYNTHETIC PLASTIC FILM ENCLOSING SAID INNER LINER AND HAVING PORTIONS EXTENDING BEYOND THE TOP AND BOTTOM OF SAID INNER LINER ADAPTED TO BE FOLDED TO FORM TOP AND BOTTOM CLOSURES OF SAID BAG, AND VERTICALLY SPACED REINFORCING STRIPS OF FLEXIBLE MATERIAL AFFIXED TO THE INSIDE OF SAID OUTER CONTAINER AND EXTENDING ABOUT THE TOP AND BOTTOM EDGES OF SAID INNER LINER IN PARTIAL OVERLAPPING RELATIONSHIP TO SAID TOP AND BOTTOM EDGES, SAID INNER LINER AND OUTER CONTAINER BEING SECURED TO EACH OTHER ALONG BOTH SIDE EDGES LYING BETWEEN THE TOP AND BOTTOM REINFORCING STRIPS AND SAID SIDE EGES OVERLAPPING EACH OTHER AND BEING BONDED TO EACH OTHER IN A COMMON OVERLAPPING CLOSURE FROM TOP TO BOTTOM OF SAID FLEXIBLE FILM.
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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) | 1969-05-02 | 1969-11-01 | 1970-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-02 | 1973-11-01 | 1974-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-02 | 1977-11-01 | 1978-05-03 | $7700.00 | Window Closed / Lapsed |