US2725699A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for heat sealing and severing thermoplastic material
Assignee: GLAZ WRAP PACKAGING CO
•
Filing: 1951-11-26
•
Granted: 1955-12-06
•
Expires: 1971-11-26
Abstract
No abstract record available.
Inventors
- 👤 Jr Herbert Rumsey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:58
CPC Classifications
B; B29; B29C; B29C65/00; B29C65/02; B29C65/18; B29C66/00; B29C66/40; B29C66/41; B29C66/43; B29C66/80; B29C66/82; B29C66/822; B29C66/8221; B29C66/8227; B29C66/83; B29C66/832; B29C66/8324; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/81; B29C66/818; B29C66/8182; B29C66/81821
Claims Analysis
Total Claims: 0
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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) | 1958-12-05 | 1959-06-06 | 1959-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-05 | 1963-06-06 | 1963-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-05 | 1967-06-06 | 1967-12-06 | $7700.00 | Window Closed / Lapsed |