US2686556A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for sealing thermoplastic materials
Assignee: Individual
•
Filing: 1950-05-31
•
Granted: 1954-08-17
•
Expires: 1970-05-31
Abstract
No abstract record available.
Inventors
- 👤 Gerber Eugene
- 👤 Zaretsky Sol
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:28
CPC Classifications
B; B29; B29C; B29C66/00; B29C66/80; B29C66/81; B29C66/814; B29C66/8141; B29C66/81411; B29C66/81415; B29C65/00; B29C65/02; B29C65/04; B29C65/74; B29C65/743; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/40; B29C66/41; B29C66/43; B29C66/432; B29C66/70; B29C66/73; B29C66/739; B29C66/7392; B29C66/73921; B29C66/812; B29C66/8126; B29C66/81262; B29C66/81263; B29C66/81419; B29C66/818; B29C66/8187; B29C66/81871; B29C66/82; B29C66/824; B29C66/8242; B29C66/83; B29C66/832; B29C66/8322; B29C66/87; B29C66/872; B29C66/90; B29C66/91; B29C66/914; B29C66/9141; B29C66/91411; B29C66/9161; B29C66/91641; B29C66/91651; B29C66/91653; B29C66/919; B29C66/9192; B29C66/91921; B29C66/91931; B29C66/71; B29C66/8122; B29C66/94; B29C66/949; Y; Y10; Y10T; Y10T156/00; Y10T156/12; Y10T156/1313
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2233176A
Cited
US2401991A
Cited
US2473143A
Cited
US2510383A
Cited
US2516324A
Cited
US2545328A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-08-16 | 1958-02-15 | 1958-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-16 | 1962-02-15 | 1962-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-16 | 1966-02-15 | 1966-08-17 | $7700.00 | Window Closed / Lapsed |