US2982334A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Longitudinal seam sealer
Assignee: Unisys Corp
•
Filing: 1959-04-24
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Granted: 1961-05-02
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Expires: 1979-04-24
Abstract
No abstract record available.
Inventors
- 👤 Francis H Cooper
- 👤 Gilbert W Tew
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:35
CPC Classifications
B; B65; B65B; B65B51/00; B65B51/10; B65B51/26; B29; B29C; B29C53/00; B29C53/36; B29C53/38; B29C53/48; B29C53/52; B29C65/00; B29C65/02; B29C65/18; B29C65/24; B29C65/30; B29C65/305; B29C66/00; B29C66/40; B29C66/41; B29C66/43; B29C66/432; B29C66/4322; B29C66/80; B29C66/81; B29C66/812; B29C66/8126; B29C66/814; B29C66/8141; B29C66/81427; B29C66/816; B29C66/8167; B29C66/82; B29C66/824; B29C66/8244; B29C66/83; B29C66/832; B29C66/8322; B29C66/90; B29C66/91; B29C66/912; B29C66/9121; B29C66/91211; B29C66/91212; B29C66/91231; B29C66/914; B29C66/9141; B29C66/91421; B29C66/96; B29C66/961; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/81411; B29C66/81415; B29C66/81419; B29C66/822; B29C66/8227; B29K; B29K2995/00; B29K2995/0003; B29K2995/0008; B65B2051/105; Y; Y10; Y10S; Y10S100/00; Y10S100/917
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) | 1964-05-01 | 1964-10-31 | 1965-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-01 | 1968-10-31 | 1969-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-01 | 1972-10-31 | 1973-05-02 | $7700.00 | Window Closed / Lapsed |