US1961006A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hollow metallic structure
Assignee: Individual
•
Filing: 1929-05-08
•
Granted: 1934-05-29
•
Expires: 1949-05-08
Abstract
No abstract record available.
Inventors
- 👤 Albert H Marty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:36
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/70; E06B3/72; E06B3/725; E06B3/726; E06B3/04; E06B3/06; E06B3/08; E06B3/12; E06B3/14; E06B3/16; E06B3/54; E06B3/58; E06B3/5892; E06B3/60; E06B3/585; E06B3/5857; E06B3/5864
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) | 1937-05-28 | 1937-11-27 | 1938-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-05-28 | 1941-11-27 | 1942-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-05-28 | 1945-11-27 | 1946-05-29 | $7700.00 | Window Closed / Lapsed |