Patent US5304192A successfully refreshed from Google Patents.
Patent US3202319A successfully refreshed from Google Patents.
US3202319A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure indicating dispenser container
Assignee: Individual
•
Filing: 1963-11-21
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Granted: 1965-08-24
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Expires: 1983-11-21
Abstract
No abstract record available.
Inventors
- 👤 Howard Roy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:51
CPC Classifications
B; B65; B65D; B65D83/00; B65D83/14; B65D83/70
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
IN A PRESSURIXED DISPENSING CONTAINER HAVING A VOLUME ENCLOSING SIDE WALL AND AT LEAST A PARTIAL BOTTOM CLOSURE, THE COMBINATION OF A RESILIENT DIAPHRAGM SEALED PERIPHERALLY WITH RESPECT TO SAID BOTTOM CLOSURE HAVING ONE SIDE THEREOF EXPOSED TO THE PRESSURES OF THE INTERIOR OF THE CONTAINER AND THE OTHER SIDE THEREOF EXPOSED TO ATMOSPHERIC PRESSURE EXTERNAL OF SAID CONTAINER, SAID BOTTOM CLOSURE COMPRISING AN ESSENTIALLY FRUSTO-CONICAL FLANGE IN TRANSVERSE CROSS SECTION PERIPHERALLY SECURED TO SAID SIDE WALL AND HAVING SAID DIAPHRAGM AFFIXED CENTRALLY THEREOF, AND MEANS ASSOCIATED WITH SAID CONTAINER AND COOPERATING WITH SAID DIAPHRAGM OPERATIVE TO INDICATE THE RELA-
Claim 2
Dependent Claim
100 words
IN A PRESSURIXED DISPENSING CONTAINER HAVING A VOLUME ENCLOSING SIDE WALL AND AT LEAST A PARTIAL BOTTOM CLOSURE, THE COMBINATION OF A RESILIENT DIAPHRAGM SEALED PERIPHERALLY WITH RESPECT TO SAID BOTTOM CLOSURE HAVING ONE SIDE THEREOF EXPOSED TO THE PRESSURES OF THE INTERIOR OF THE CONTAINER AND THE OTHER SIDE THEREOF EXPOSED TO ATMOSPHERIC PRESSURE EXTERNAL OF SAID CONTAINER, SAID BOTTOM CLOSURE COMPRISING AN ESSENTIALLY FRUSTO-CONICAL FLANGE IN TRANSVERSE CROSS SECTION PERIPHERALLY SECURED TO SAID SIDE WALL AND HAVING SAID DIAPHRAGM AFFIXED CENTRALLY THEREOF, AND MEANS ASSOCIATED WITH SAID CONTAINER AND COOPERATING WITH SAID DIAPHRAGM OPERATIVE TO INDICATE THE RELA-
References Cited (Backward Citations)
US876968A
Cited
US2002883A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-23 | 1969-02-22 | 1969-08-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-23 | 1973-02-22 | 1973-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-23 | 1977-02-22 | 1977-08-24 | $7700.00 | Window Closed / Lapsed |