US2254028A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for glazing windows
Assignee: Individual
•
Filing: 1938-10-06
•
Granted: 1941-08-26
•
Expires: 1958-10-06
Abstract
No abstract record available.
Inventors
- 👤 Cheston Arthur Sam
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:47
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/54; E06B3/58; E06B3/62; E06B3/6205; E06B2003/625; E06B2003/6258
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) | 1944-08-25 | 1945-02-24 | 1945-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-08-25 | 1949-02-24 | 1949-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-08-25 | 1953-02-24 | 1953-08-26 | $7700.00 | Window Closed / Lapsed |