Patent US3071276A successfully refreshed from Google Patents.
US3071276A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vented closure
Assignee: OI Glass Inc
•
Filing: 1960-08-23
•
Granted: 1963-01-01
•
Expires: 1980-08-23
Abstract
No abstract record available.
Inventors
- 👤 Fred G Pellett
- 👤 Richard K Flaskamp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 03:27
CPC Classifications
B; B65; B65D; B65D51/00; B65D51/16; B65D51/1605; B65D51/1622; B65D51/1616
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
IN COMBINATION A CONTAINER FILLED WITH A LIQUID MATERIAL CONTAINING A VOLATILE COMPONENT, SAID CONTAINER HAVING A NECK PORTION WITH A RIM AND A DISPENSING OPENING, AND A CLOSURE CAP ENGAGING THE NECK OF SAID CONTAINER IN A PREVIOUS RELATIONSHIP, SAID CLOSURE CAP HAVING AN IMPERVOUS COVER PORTION OVERLYING THE OPENING RIM, AN INTERPOSED LINER IN CONTACT WITH SAID COVER PORTION AND SAID RIM, SAID RIM CONTACTING THE LINER ABOUT THE PERIPHERAL EDGE THEREOF AND CLAMPED THEREAGAINST BY SAID CLOSURE CAP, SAID LINER CONSISTING OF FLAT DISC OF A MICROPOROUS PLASTIC MATERIAL, THE PORES OF WHICH ARE OF SUCH SIZE THAT THE INTERFACIAL TENSION BETWEEN THE PLASTIC MATERIAL AND THE LIQUID MATERIAL IS SUFFICIENTLY HIGH TO PREVENT THE ESCAPE OF THE MEANS, WHEREBY SAID LOW PRESSURE STEAM PROVIDES AT LEAST LIQUID MATERIAL WHILE ACCOMMODATING THE PASSAGE OF THE VOLATILE COMPONENT LIBERATED BY SAID LIQUID MATERIAL.
Claim 2
Dependent Claim
145 words
IN COMBINATION A CONTAINER FILLED WITH A LIQUID MATERIAL CONTAINING A VOLATILE COMPONENT, SAID CONTAINER HAVING A NECK PORTION WITH A RIM AND A DISPENSING OPENING, AND A CLOSURE CAP ENGAGING THE NECK OF SAID CONTAINER IN A PREVIOUS RELATIONSHIP, SAID CLOSURE CAP HAVING AN IMPERVOUS COVER PORTION OVERLYING THE OPENING RIM, AN INTERPOSED LINER IN CONTACT WITH SAID COVER PORTION AND SAID RIM, SAID RIM CONTACTING THE LINER ABOUT THE PERIPHERAL EDGE THEREOF AND CLAMPED THEREAGAINST BY SAID CLOSURE CAP, SAID LINER CONSISTING OF FLAT DISC OF A MICROPOROUS PLASTIC MATERIAL, THE PORES OF WHICH ARE OF SUCH SIZE THAT THE INTERFACIAL TENSION BETWEEN THE PLASTIC MATERIAL AND THE LIQUID MATERIAL IS SUFFICIENTLY HIGH TO PREVENT THE ESCAPE OF THE MEANS, WHEREBY SAID LOW PRESSURE STEAM PROVIDES AT LEAST LIQUID MATERIAL WHILE ACCOMMODATING THE PASSAGE OF THE VOLATILE COMPONENT LIBERATED BY SAID LIQUID MATERIAL.
References Cited (Backward Citations)
DE14806C
Cited
CA457847A
Cited
US2732092A
Cited
US2256483A
Cited
US2298938A
Cited
US2387730A
Cited
US2626073A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-31 | 1966-07-02 | 1967-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-31 | 1970-07-02 | 1971-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-31 | 1974-07-02 | 1975-01-01 | $7700.00 | Window Closed / Lapsed |