US2249132A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Window
Assignee: Individual
•
Filing: 1939-10-16
•
Granted: 1941-07-15
•
Expires: 1959-10-16
Abstract
No abstract record available.
Inventors
- 👤 Henry C Haslam
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 03:19
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/32; E06B3/34; E06B3/42; E06B3/44; E05; E05D; E05D13/00; E05D13/10; E05D13/12; E06B2003/4438; E06B2003/4446; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/0894; Y10T292/0895; Y10T292/0902
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) | 1944-07-14 | 1945-01-13 | 1945-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-07-14 | 1949-01-13 | 1949-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-07-14 | 1953-01-13 | 1953-07-15 | $7700.00 | Window Closed / Lapsed |