US3282020A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Quantity control of liquids for packaging
Assignee: Deering Milliken Research Corp
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Filing: 1963-08-12
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Granted: 1966-11-01
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Expires: 1983-08-12
Abstract
No abstract record available.
Inventors
- 👤 Smith Philip Norman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:33
CPC Classifications
B; B65; B65B; B65B9/00; B65B9/10; B65B9/12; B65B3/00; B65B3/26; B65B3/30; B65B57/00; B65B57/10; B65B57/14; B65B57/145; B65B9/20; G; G05; G05D; G05D9/00; G05D9/12; B65B9/2056; Y; Y10; Y10T; Y10T137/00; Y10T137/7287; Y10T137/7306
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
APPARATUS TO PRODUCE LIQUID FILLED PACKAGES COMPRISING: MEANS SUPPLYING A FLAT WEB OF PACKAGING MATERIAL, SAID MATERIAL FORMED INTO A TUBE, MEANS TRANSVERSELY SEALING CLOSED A LOWER PORTION OF SAID TUBE, MEANS SUPPLYING A LIQUID INTO SAID TUBE, SAID LIQUID HAVING A OSCILLATING LIQUID LEVEL, SAID MEANS SUPPLYING LIQUID INTO SAID TUBE BEING CLOSED TO THE ATMOSHPHERE AND HAVING AN OUTLET BELOW SAID LIQUID LEVEL, MODULATED VALVE MEANS OPERABLY ASSOCIATED WITH SAID LIQUID OUTLET, LIQUID LEVEL SENSING MEANS IN SAID TUBE OPERABLY ASSOCIATED WITH SAID LIQUID LEVEL WHICH INCLUDE AS A PORTION OF AN ACTUATING CIRCUIT A PAIR OF LIQUID SENSING CONTACTS WHICH CONDUCT ONLY UPON SIMULTANEOUS CONTACT WITH LIQUID AND NOT OTHERWISE TO PRODUCE CONDUCTING AND NON-CONDUCTING CONDITIONS WITH THE RISE AND FALL OF THE OSCILLATING LIQUID LEVEL
Claim 2
Dependent Claim
129 words
APPARATUS TO PRODUCE LIQUID FILLED PACKAGES COMPRISING: MEANS SUPPLYING A FLAT WEB OF PACKAGING MATERIAL, SAID MATERIAL FORMED INTO A TUBE, MEANS TRANSVERSELY SEALING CLOSED A LOWER PORTION OF SAID TUBE, MEANS SUPPLYING A LIQUID INTO SAID TUBE, SAID LIQUID HAVING A OSCILLATING LIQUID LEVEL, SAID MEANS SUPPLYING LIQUID INTO SAID TUBE BEING CLOSED TO THE ATMOSHPHERE AND HAVING AN OUTLET BELOW SAID LIQUID LEVEL, MODULATED VALVE MEANS OPERABLY ASSOCIATED WITH SAID LIQUID OUTLET, LIQUID LEVEL SENSING MEANS IN SAID TUBE OPERABLY ASSOCIATED WITH SAID LIQUID LEVEL WHICH INCLUDE AS A PORTION OF AN ACTUATING CIRCUIT A PAIR OF LIQUID SENSING CONTACTS WHICH CONDUCT ONLY UPON SIMULTANEOUS CONTACT WITH LIQUID AND NOT OTHERWISE TO PRODUCE CONDUCTING AND NON-CONDUCTING CONDITIONS WITH THE RISE AND FALL OF THE OSCILLATING LIQUID LEVEL
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) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |