US3238978A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for dispensing a viscous substance
Assignee: REDDI WIP Inc
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Filing: 1963-05-20
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Granted: 1966-03-08
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Expires: 1983-05-20
Abstract
No abstract record available.
Inventors
- 👤 Frenne William J De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:34
CPC Classifications
B; B67; B67D; B67D3/00; B67D3/0058; B67D3/0096; B67D2210/00; B67D2210/00028; B67D2210/00128; B67D2210/00131
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
53 words
THE METHOD OF FILLING A CONTAINER WHICH IS OF A PREDETERMINED CAPACITY, RESILIENCY AND RIGIDITY, COMPRISING THE STEPS OF: TEMPORARILY DEFORMING SAID CONTAINER BY EXERTING LATERAL PRESSURE THERETO; ACTUATING A FILLING SWITCH BY THE DEFORMED PORTION OF THE CONTAINER; FILLING SAID CONTAINER WITH A SUBSTANCE; RELEASING SAID LATERAL PRESSURE TO ALLOW SAID CONTAINER
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) | 1969-03-07 | 1969-09-06 | 1970-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-07 | 1973-09-06 | 1974-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-07 | 1977-09-06 | 1978-03-08 | $7700.00 | Window Closed / Lapsed |