Patent US2349684A successfully refreshed from Google Patents.
US2349684A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Construction joint
Assignee: Individual
•
Filing: 1941-05-03
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Granted: 1944-05-23
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Expires: 1961-05-03
Abstract
No abstract record available.
Inventors
- 👤 James H Stannard
- 👤 Eric G Janke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:45
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/38; E04B1/61; E04B1/6108; E04B1/612; E04B1/6125; E04B1/6141; E04B1/02; E04B1/10
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) | 1947-05-23 | 1947-11-22 | 1948-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-05-23 | 1951-11-22 | 1952-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-05-23 | 1955-11-22 | 1956-05-23 | $7700.00 | Window Closed / Lapsed |