Patent US3300259A successfully refreshed from Google Patents.
Patent US3101898A successfully refreshed from Google Patents.
US3101898A
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US
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Temperature measurement and control
Assignee: Phillips Petroleum Co
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Filing: 1961-02-10
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Granted: 1963-08-27
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Expires: 1981-02-10
Abstract
No abstract record available.
Inventors
- 👤 Jr George E Mader
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:40
CPC Classifications
B; B29; B29C; B29C65/00; B29C65/02; B29C65/18; B29C65/24; B29C65/245; B29C66/00; B29C66/50; B29C66/51; B29C66/53; B29C66/534; B29C66/5346; B29C66/53461; B29C66/70; B29C66/73; B29C66/739; B29C66/7392; B29C66/73921; B29C66/80; B29C66/83; B29C66/834; B29C66/8351; B29C66/83531; B29C66/83533; B29C66/90; B29C66/91; B29C66/912; B29C66/9121; B29C66/91211; B29C66/91212; B29C66/91231; B29C66/914; B29C66/9141; B29C66/91421; B29C66/91431; B29C66/9161; B29C66/91641; B29C66/96; B29C66/961; B65; B65B; B65B51/00; B65B51/10; B65B51/18; B65B7/00; B65B7/16; B65B7/162; B65B7/164; B65B7/28; B65B7/2842; B65B7/2878; G; G05; G05D; G05D23/00; G05D23/19; G05D23/1919; G05D23/20; B29C66/81; B29C66/818; B29C66/8181; B29C66/91213; B29K; B29K2101/00; B29K2101/12; B29L; B29L2031/00; B29L2031/712
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
131 words
APPARATUS FOR HEAT SEALING THERMOPLASTIC MATERIAL COMPRISING MEANS FOR PASSING A PLURALITY OF SPACED THERMOPLASTIC UNITS THROUGH A SEALING ZONE, MEANS FOR SIMULATNEOUSLY PASSING THROUGH SAID ZONE A PLURALITY OF SEPARATE HEAT TRANSFERRED SEALING ELEMENTS IN SUBSTANTIALLY NON-HEAT TRANSFERRING RELATION TO EACH OTHER TO SUPPLY SEALING HEAT TO SAID UNITS, MEANS FOR CONTROLLING THE TEMPERATURE AVERAGING UNIT COMPRISING A BODY HAVING TEMPERATURE AVERAGING UNIT COMPRISING A BODY HAVING SUBSTANTIAL HEAT STORAGE CAPACITY AND MEANS TO MEASURE THE TEMPERATURE OF SAID SEALED ELEMENTS COMPRISING A ELEMENTS SERIALLY WITH SAID UNIT WHEREBY AN EXCHANGE OF HEAT PROPORTIONATE WITH THE DIFFERENCE OF TEMPERATURE BETWEEN SAID ELEMENTS AND SAID UNIT TAKES PLACE, MEANS FOR SUPPLYING HEAT TO EACH OF SAID ELEMENTS AND MEANS FOR CONTROLLING SAID MEANS FOR SUPPLYING HEAT RESPONSIVE TO SAID TEMPERATURE MEANS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-08-26 | 1967-02-25 | 1967-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-26 | 1971-02-25 | 1971-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-26 | 1975-02-25 | 1975-08-27 | $7700.00 | Window Closed / Lapsed |