US2603835A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric tube vulcanizer
Assignee: Individual
•
Filing: 1948-10-29
•
Granted: 1952-07-22
•
Expires: 1968-10-29
Abstract
No abstract record available.
Inventors
- 👤 Henry A Van Dyke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:56
CPC Classifications
B; B29; B29C; B29C33/00; B29C33/02; B29C35/00; B29C35/02; B29C35/0288; B29C65/00; B29C65/02; B29C65/18; B29C65/24; B29C65/30; B29C65/32; B29C66/00; B29C66/70; B29C66/71; B29C66/73; B29C66/737; B29C66/7375; B29C66/73751; B29C66/80; B29C66/81; B29C66/812; B29C66/8126; B29C66/81262; B29C66/81263; B29C66/82; B29C66/822; B29C66/8221; B29C66/8223; B29C66/8227; B29C66/83; B29C66/832; B29C66/8324; B29C66/87; B29C66/872; B29C66/90; B29C66/91; B29C66/914; B29C66/9161; B29C66/91641; B29C66/91651; B29C66/91655; B29C73/00; B29C73/24; B29C73/30; B29C73/32; B29C73/34; B29C2035/0211; B29C66/9141; B29C66/91421; B29K; B29K2021/00; B29K2105/00; B29K2105/24; B29L; B29L2023/00; B29L2023/24; B29L2023/245; Y; Y10; Y10S; Y10S264/00; Y10S264/46; Y10S425/00; Y10S425/044
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1955-07-22 | 1956-01-21 | 1956-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-22 | 1960-01-21 | 1960-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-22 | 1964-01-21 | 1964-07-22 | $7700.00 | Window Closed / Lapsed |