US3528876A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of joining plastic material to form main and secondary adjacent seams
Assignee: Rheinische Blattmetall AG
•
Filing: 1966-02-09
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Granted: 1970-09-15
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Expires: 1986-02-09
Abstract
No abstract record available.
Inventors
- 👤 Manfred Von Clave-Bouhaben
- 👤 Hans Roemgens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 16:06
CPC Classifications
B; B65; B65D; B65D75/00; B65D75/04; B65D75/06; B24; B24B; B24B11/00; B29; B29C; B29C65/00; B29C65/02; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/13; B29C66/133; B29C66/20; B29C66/23; B29C66/232; B29C66/40; B29C66/41; B29C66/43; B29C66/431; B29C66/4312; B29C66/432; B29C66/4322; B29C66/70; B29C66/72; B29C66/723; B29C66/7232; B29C66/72321; B29C66/80; B29C66/81; B29C66/814; B29C66/8145; B29C66/81463; B29C66/81469; B29C66/83; B29C66/834; B29C66/8341; B29C66/83411; B65D35/00; B65D35/02; B65D35/04; B65D35/08; B29C65/04; B29C65/34; B29C65/36; B29C65/3604; B29C65/3656; B29C65/3672; B29C65/3676; B29C65/368; B29C65/38; B29C66/71; B29C66/73; B29C66/739; B29C66/7392; B29C66/73921; B29L; B29L2023/00; B29L2023/001; B29L2023/002; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007; Y10T156/1008; Y10T156/1013; Y10T156/1036; Y10T156/1038; Y10T428/00; Y10T428/24; Y10T428/24479; Y10T428/24488; Y10T428/24752; Y10T428/24802; Y10T428/24843
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) | 1973-09-14 | 1974-03-16 | 1974-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-14 | 1978-03-16 | 1978-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-14 | 1982-03-16 | 1982-09-15 | $7700.00 | Window Closed / Lapsed |