US2388288A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Joinders in sheet materials
Assignee: WEDGLOK Corp
•
Filing: 1942-09-16
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Granted: 1945-11-06
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Expires: 1962-09-16
Abstract
No abstract record available.
Inventors
- 👤 William A Ringler
- 👤 Marshall I Williamson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:48
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/20; B65D5/30; B65D5/2052; B65D5/2057; B65D75/00; B65D75/02; Y; Y10; Y10T; Y10T24/00; Y10T24/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1948-11-05 | 1949-05-07 | 1949-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-11-05 | 1953-05-07 | 1953-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-11-05 | 1957-05-07 | 1957-11-06 | $7700.00 | Window Closed / Lapsed |