US3306500A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Squeeze tube dispenser
Assignee: Individual
•
Filing: 1965-11-12
•
Granted: 1967-02-28
•
Expires: 1985-11-12
Abstract
No abstract record available.
Inventors
- 👤 Alfred D Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:30
CPC Classifications
B; B65; B65D; B65D35/00; B65D35/14; B65D35/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
146 words
A CONTAINER-DISPENSER FOR PLASTIC MATERIALS COMPRISING IN COMBINATION, A CONTAINER OF RESILIENT WALL FORM ADAPTED TO BE HAND-HELD AND ALTERNATELY SQUEEZED AND RELIEVED TO PERMIT IT TO RETURN TO ITS NORMAL SHAPE, SAID CONTAINER HAVING A DISPENSING NOZZLE AND BEING ADAPTED TO CONTAIN A SUPPLY OF PLASTIC MATERIAL TO BE DISPENSED BY ALTERNATELY SQUEEZING AND RELEASING SAID CONTAINER, AN INITIALLY EMPTY BLADDER DISPOSED FLAT-WISE AGAINST AN INSIDE WALL SURFACE OF SAID CONTAINER IN THE FORM OF A LINER THEREWITHIN DISPOSED TO INTERVENE BETWEEN THE CONTAINER CONTENTS AND THE INSIDE WALL OF SAID CONTAINER, SAID BLADDER HAVING AN INLET DEVICE ARRANGED TO EXTEND THROUGH A WALL PORTION OF SAID CONTAINER, AND A CHECK VALVE OPERABLE TO PERMIT AMBIENT ATMOSPHERE TO ENTER SAID BLADDER THROUGH SAID INLET DEVICE BUT TO PREVENT EGRESS OF ATMOSPHERE FROM INTERIORLY OF SAID BLADDER THROUGH SAID INLET DEVICE, SAID BLADDER BEING SECTIONALLY DIMENSIONED
Claim 2
Dependent Claim
146 words
A CONTAINER-DISPENSER FOR PLASTIC MATERIALS COMPRISING IN COMBINATION, A CONTAINER OF RESILIENT WALL FORM ADAPTED TO BE HAND-HELD AND ALTERNATELY SQUEEZED AND RELIEVED TO PERMIT IT TO RETURN TO ITS NORMAL SHAPE, SAID CONTAINER HAVING A DISPENSING NOZZLE AND BEING ADAPTED TO CONTAIN A SUPPLY OF PLASTIC MATERIAL TO BE DISPENSED BY ALTERNATELY SQUEEZING AND RELEASING SAID CONTAINER, AN INITIALLY EMPTY BLADDER DISPOSED FLAT-WISE AGAINST AN INSIDE WALL SURFACE OF SAID CONTAINER IN THE FORM OF A LINER THEREWITHIN DISPOSED TO INTERVENE BETWEEN THE CONTAINER CONTENTS AND THE INSIDE WALL OF SAID CONTAINER, SAID BLADDER HAVING AN INLET DEVICE ARRANGED TO EXTEND THROUGH A WALL PORTION OF SAID CONTAINER, AND A CHECK VALVE OPERABLE TO PERMIT AMBIENT ATMOSPHERE TO ENTER SAID BLADDER THROUGH SAID INLET DEVICE BUT TO PREVENT EGRESS OF ATMOSPHERE FROM INTERIORLY OF SAID BLADDER THROUGH SAID INLET DEVICE, SAID BLADDER BEING SECTIONALLY DIMENSIONED
References Cited (Backward Citations)
US2333451A
Cited
US2777612A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-27 | 1970-08-29 | 1971-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-27 | 1974-08-29 | 1975-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-27 | 1978-08-29 | 1979-02-28 | $7700.00 | Window Closed / Lapsed |