US2606856A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for heat sealing
Assignee: Individual
•
Filing: 1946-09-06
•
Granted: 1952-08-12
•
Expires: 1966-09-06
Abstract
No abstract record available.
Inventors
- 👤 Ross C Hurrey
- 👤 Homer R Montague
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:14
CPC Classifications
B; B65; B65B; B65B51/00; B65B51/10; B65B51/22; B29; B29C; B29C65/00; B29C65/02; B29C65/04; B29C65/48; B29C65/4805; B29C65/481; B29C65/4815; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/40; B29C66/41; B29C66/43; B29C66/431; B29C66/4312; B29C66/43121; B29C66/80; B29C66/83; B29C66/832; B29C66/8322; B29C66/83221; B29C66/70; B29C66/71; B29C66/72; B29C66/723; B29C66/7232; B29C66/72321; B29C66/72327; B29C66/72328; B29C66/7234; B29C66/72343; B29C66/73; B29C66/731; B29C66/7314; B29C66/73143; B29C66/81; B29C66/818; B29C66/8181; B29C66/81811; B29K; B29K2711/00; B29K2711/12; B29K2711/123; B29L; B29L2031/00; B29L2031/712; B29L2031/7128; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
THE PROCES OF SEALING TOGETHER THIN LAYERS OF HEAT-SEALABLE, DIELECTRIC MATERIALS, COMPRISING SUPPORTING SAID LAYERS IN FACE-TO-FACE RELATIONSHIP BETWEEN A PAIR OF ELECTRODES, EXPOSING SAID LAYERS TO THE ACTION OF A HIGH-FREQUENCY ELECTRICAL FILED OF AT LEAST 150 MAGACYCLES PER SECOND BETWEEN SAID ELECTRODES FOR A SUFFICIENT TIME TO RAISE SAID LAYERS TO A SEALING TEMPERATURE, THEN DISCONTINUING SAID ELECTRICAL FIELD AND
Claim 2
Dependent Claim
62 words
THE PROCES OF SEALING TOGETHER THIN LAYERS OF HEAT-SEALABLE, DIELECTRIC MATERIALS, COMPRISING SUPPORTING SAID LAYERS IN FACE-TO-FACE RELATIONSHIP BETWEEN A PAIR OF ELECTRODES, EXPOSING SAID LAYERS TO THE ACTION OF A HIGH-FREQUENCY ELECTRICAL FILED OF AT LEAST 150 MAGACYCLES PER SECOND BETWEEN SAID ELECTRODES FOR A SUFFICIENT TIME TO RAISE SAID LAYERS TO A SEALING TEMPERATURE, THEN DISCONTINUING SAID ELECTRICAL FIELD AND
References Cited (Backward Citations)
US2276994A
Cited
US2354714A
Cited
US2401991A
Cited
GB573518A
Cited
US2465102A
Cited
US2432412A
Cited
US2477040A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-08-12 | 1956-02-11 | 1956-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-12 | 1960-02-11 | 1960-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-12 | 1964-02-11 | 1964-08-12 | $7700.00 | Window Closed / Lapsed |