US1937865A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass-to-metal joint
Assignee: Wallace & Tiernan Co Inc
•
Filing: 1932-03-07
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Granted: 1933-12-05
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Expires: 1952-03-07
Abstract
No abstract record available.
Inventors
- 👤 John C Baker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:58
CPC Classifications
C; C03; C03C; C03C27/00; C03C27/04; C03C27/042; C03C27/046; H; H01; H01J; H01J5/00; H01J5/20; H01J5/22; H01J5/30; H01J2893/00; H01J2893/0033; H01J2893/0047; Y; Y10; Y10S; Y10S285/00; Y10S285/911
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) | 1936-12-04 | 1937-06-05 | 1937-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-12-04 | 1941-06-05 | 1941-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-12-04 | 1945-06-05 | 1945-12-05 | $7700.00 | Window Closed / Lapsed |