US2262480A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermal sealing machine
Assignee: Individual
•
Filing: 1940-07-20
•
Granted: 1941-11-11
•
Expires: 1960-07-20
Abstract
No abstract record available.
Inventors
- 👤 Harry F Waters
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:30
CPC Classifications
B; B29; B29C; B29C65/00; B29C65/02; B29C65/18; B29C65/24; B29C65/30; B29C65/305; B29C66/00; B29C66/80; B29C66/81; B29C66/814; B29C66/8141; B29C66/81433; B29C66/81435; B29C66/818; B29C66/82; B29C66/822; B29C66/8226; B29C66/83; B29C66/832; B29C66/8322; B29C66/70; B29C66/72; B29C66/723; B29C66/7232; B29C66/72327; B29C66/72328; B31; B31B; B31B70/00; B31B70/60; B31B70/64; B31B70/642; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1051
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1944-11-10 | 1945-05-12 | 1945-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-11-10 | 1949-05-12 | 1949-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-11-10 | 1953-05-12 | 1953-11-11 | $7700.00 | Window Closed / Lapsed |