US1502898A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tent
Assignee: Individual
•
Filing: 1924-01-12
•
Granted: 1924-07-29
•
Expires: 1944-01-12
Abstract
No abstract record available.
Inventors
- 👤 Frederick O Berg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:01
CPC Classifications
E; E04; E04H; E04H15/00; E04H15/32; E04H15/34; E04H15/44; E04H15/46; E04H15/28; Y; Y10; Y10S; Y10S135/00; Y10S135/907
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) | 1927-07-29 | 1928-01-28 | 1928-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1931-07-29 | 1932-01-28 | 1932-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1935-07-29 | 1936-01-28 | 1936-07-29 | $7700.00 | Window Closed / Lapsed |