Patent US2503882A successfully refreshed from Google Patents.
US2503882A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of joining hollow members
Assignee: Johnson Rubber Co
•
Filing: 1946-02-05
•
Granted: 1950-04-11
•
Expires: 1966-02-05
Abstract
No abstract record available.
Inventors
- 👤 Rolland E Medford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:38
CPC Classifications
B; B29; B29C; B29C66/00; B29C66/50; B29C66/63; B29C33/00; B29C33/44; B29C33/448; B29C65/00; B29C65/02; B29C65/72; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/116; B29C66/1162; B29C66/51; B29C66/52; B29C66/524; B29C66/5243; B29C66/52431; B29C66/70; B29C66/71; B29C66/80; B29C66/83; B29C66/832; B29C66/8322; B29C33/52; B29K; B29K2021/00; B29L; B29L2023/00; B29L2031/00; B29L2031/26; Y; Y10; Y10S; Y10S264/00; Y10S264/44; Y10S425/00; Y10S425/012; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1062; Y10T156/1066
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1953-04-10 | 1953-10-10 | 1954-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-04-10 | 1957-10-10 | 1958-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-04-10 | 1961-10-10 | 1962-04-11 | $7700.00 | Window Closed / Lapsed |