US3103089A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of filling containers
Assignee: Lever Brothers Co
•
Filing: 1961-01-23
•
Granted: 1963-09-10
•
Expires: 1981-01-23
Abstract
No abstract record available.
Inventors
- 👤 Allen Robert Lee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:15
CPC Classifications
B; B65; B65B; B65B31/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
172 words
A METHOD OF MITIGATING THE PANELLING OR COCKLING OF WALLS OF AN AIR-IMPERVIOUS CONTAINER, THE CONTAINER BEING PREFORMED AND HAVING A FILLING OPENING ADAPTED TO BE HERMETICALLY SEALED BY A CLOSURE AND HAVING AT LEAST ONE WALL WHICH IS FORMED FROM A RIGID ELASTIC AIRIMPERVIOUS MATERIAL, COMPRISING THE STEPS OF DEFORMING THE ALREADY FORMED RIGID ELASTIC WALL OUTWARDLY OF THE CONTAINER TO INCREASE THE VOLUME OF THE CONTAINER, AND FILLING THE CONTAINER AT SUBSTANTIALLY ATMOSPHERIC PRESSURE PRIOR TO APPLYING A CLOSURE TO THE OPENING IN THE CONTAINER AND MAINTAINING SAID DEFORMATION UNTIL SUCH TIME AS THE CLOSURE IS SEATED IN A MANNER PROVIDING A HERMETIC SEAL, SAID DEFORMATION BEING WITHIN THE ELASTIC LIMITS OF THE MATERIAL FORMING THE WALL, THE WALL THEN BEING PERMITTED TO MOVE INWARDLY OF THE CONTAINER UNDER THE INFLUENCE OF THE STRESSES SET UP IN THE ELASTIC MATERIAL DURING DEFORMATION TO SUBSTANTIALLY RESUME ITS ORIGINAL FORM AND THUS REDUCE THE VOLUME OF THE CAVITY OF THE CONTAINER AND TO CAUSE A SUPER-ATMOSPHERIC PRESSURE TO OBTAIN WITHIN THE CONTAINER.
Claim 2
Independent Claim
172 words
A METHOD OF MITIGATING THE PANELLING OR COCKLING OF WALLS OF AN AIR-IMPERVIOUS CONTAINER, THE CONTAINER BEING PREFORMED AND HAVING A FILLING OPENING ADAPTED TO BE HERMETICALLY SEALED BY A CLOSURE AND HAVING AT LEAST ONE WALL WHICH IS FORMED FROM A RIGID ELASTIC AIRIMPERVIOUS MATERIAL, COMPRISING THE STEPS OF DEFORMING THE ALREADY FORMED RIGID ELASTIC WALL OUTWARDLY OF THE CONTAINER TO INCREASE THE VOLUME OF THE CONTAINER, AND FILLING THE CONTAINER AT SUBSTANTIALLY ATMOSPHERIC PRESSURE PRIOR TO APPLYING A CLOSURE TO THE OPENING IN THE CONTAINER AND MAINTAINING SAID DEFORMATION UNTIL SUCH TIME AS THE CLOSURE IS SEATED IN A MANNER PROVIDING A HERMETIC SEAL, SAID DEFORMATION BEING WITHIN THE ELASTIC LIMITS OF THE MATERIAL FORMING THE WALL, THE WALL THEN BEING PERMITTED TO MOVE INWARDLY OF THE CONTAINER UNDER THE INFLUENCE OF THE STRESSES SET UP IN THE ELASTIC MATERIAL DURING DEFORMATION TO SUBSTANTIALLY RESUME ITS ORIGINAL FORM AND THUS REDUCE THE VOLUME OF THE CAVITY OF THE CONTAINER AND TO CAUSE A SUPER-ATMOSPHERIC PRESSURE TO OBTAIN WITHIN THE CONTAINER.
References Cited (Backward Citations)
US2732986A
Cited
US1693262A
Cited
US2033238A
Cited
US1975265A
Cited
US2352680A
Cited
US2387598A
Cited
US2418142A
Cited
US2546059A
Cited
US2775084A
Cited
US2835596A
Cited
US2934867A
Cited
US2879635A
Cited
US2971671A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-09 | 1967-03-11 | 1967-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-09 | 1971-03-11 | 1971-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-09 | 1975-03-11 | 1975-09-10 | $7700.00 | Window Closed / Lapsed |