US2460460A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of heat sealing and apparatus therefor
Assignee: Individual
•
Filing: 1945-01-15
•
Granted: 1949-02-01
•
Expires: 1965-01-15
Abstract
No abstract record available.
Inventors
- 👤 Langer Nicholas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:04
CPC Classifications
H; H05; H05B; H05B6/00; H05B6/46; H05B6/62; B; B29; B29C; B29C65/00; B29C65/02; B29C65/18; B29C65/22; B29C65/221; B29C65/224; B29C65/228; B29C65/229; B29C65/38; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/40; B29C66/41; B29C66/45; B29C66/80; B29C66/81; B29C66/814; B29C66/8141; B29C66/81433; B29C66/82; B29C66/824; B29C66/8244; B29C66/83; B29C66/832; B29C66/8322; B29C66/83221; B29C66/90; B29C66/91; B29C66/914; B29C66/9141; B29C66/91421; B29C66/91431; B29C66/9161; B29C66/91651; B29C66/91655; B29C66/919; B29C66/81411; B29C66/81421; B29C66/81422; B29C66/81423; B29C66/818; B29C66/8187; B29C66/81871; B29C66/92; B29C66/924; B29C66/9261; B29C66/92611; B29C66/92615; B29C66/94; B29C66/944; B29K; B29K2995/00; B29K2995/0003; B29K2995/0008
Claims Analysis
Total Claims: 0
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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) | 1952-02-01 | 1952-08-02 | 1953-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-02-01 | 1956-08-02 | 1957-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-02-01 | 1960-08-02 | 1961-02-01 | $7700.00 | Window Closed / Lapsed |