US3478485A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and welding device for making containers filled with fluid
Assignee: HECHENLEITNER AND CIE
•
Filing: 1967-08-02
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Granted: 1969-11-18
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Expires: 1987-08-02
Abstract
No abstract record available.
Inventors
- 👤 Hans Hechenleitner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:44
CPC Classifications
B; B65; B65B; B65B9/00; B65B9/10; B65B9/20; B29; B29C; B29C65/00; B29C65/02; B29C65/18; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/345; B29C66/40; B29C66/41; B29C66/43; B29C66/431; B29C66/4312; B29C66/432; B29C66/4322; B29C66/80; B29C66/81; B29C66/816; B29C66/8161; B29C66/82; B29C66/822; B29C66/8221; B29C66/8222; B29C66/83; B29C66/832; B29C66/8324; B29C66/83241; B29C66/84; B29C66/849; B29C66/8491; B65B51/00; B65B51/10; B65B51/26; B65B51/30; B65B51/303; B65B9/2042
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2385897A
Cited
US3335540A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-17 | 1973-05-19 | 1973-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-17 | 1977-05-19 | 1977-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-17 | 1981-05-19 | 1981-11-18 | $7700.00 | Window Closed / Lapsed |