US3454442A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Art of thermally joining materials
Assignee: Individual
•
Filing: 1965-10-19
•
Granted: 1969-07-08
•
Expires: 1985-10-19
Abstract
No abstract record available.
Inventors
- 👤 William C Heller Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:49
CPC Classifications
B; B29; B29C; B29C65/00; B29C65/02; B29C65/04; B29C65/34; B29C65/3404; B29C65/342; B29C65/346; B29C65/3472; B29C65/3484; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/20; B29C66/23; B29C66/234; B29C66/40; B29C66/41; B29C66/43; B29C66/432; B29C66/4322; B29C66/49; B29C66/70; B29C66/73; B29C66/731; B29C66/7314; B29C66/73143; B29C66/739; B29C66/7392; B29C66/73921; B29C66/80; B29C66/83; B29C66/832; B29C66/8322; B29C66/71; B29C66/83221; B29K; B29K2023/00; B29K2023/04; B29K2023/06; B29K2023/10; B29K2023/12; B29K2025/00; B29K2995/00; B29K2995/0003; B29K2995/0006; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1036; Y10T156/1038
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2087480A
Cited
US2407833A
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US2570921A
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US2640796A
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US2859153A
Cited
GB955285A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-07 | 1973-01-06 | 1973-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-07 | 1977-01-06 | 1977-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-07 | 1981-01-06 | 1981-07-08 | $7700.00 | Window Closed / Lapsed |