US2586580A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat sealed wrapping machine and method of wrapping
Assignee: Wingfoot Corp
•
Filing: 1948-04-06
•
Granted: 1952-02-19
•
Expires: 1968-04-06
Abstract
No abstract record available.
Inventors
- 👤 John P Truscott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:11
CPC Classifications
B; B29; B29C; B29C66/00; B29C66/80; B29C66/87; B29C66/874; B29C66/8744; B29C65/00; B29C65/02; B29C65/18; B29C66/003; B29C66/40; B29C66/41; B29C66/83; B29C66/834; B29C66/8341; B29C66/83411; B29C66/83413; B65; B65B; B65B51/00; B65B51/10; B65B51/16; B65B9/00; B65B9/02; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122
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) | 1955-02-18 | 1955-08-20 | 1956-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-18 | 1959-08-20 | 1960-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-18 | 1963-08-20 | 1964-02-19 | $7700.00 | Window Closed / Lapsed |