Patent US1619740A successfully refreshed from Google Patents.
US1619740A
Expired / Lapsed
US
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Tent structure
Assignee: Individual
•
Filing: 1926-06-21
•
Granted: 1927-03-01
•
Expires: 1946-06-21
Abstract
No abstract record available.
Inventors
- 👤 Thomas J Long
- 👤 James J Tuttle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:22
CPC Classifications
E; E04; E04H; E04H15/00; E04H15/02; E04H15/06; Y; Y10; Y10S; Y10S135/00; Y10S135/906
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) | 1930-02-28 | 1930-08-30 | 1931-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-02-28 | 1934-08-30 | 1935-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-02-28 | 1938-08-30 | 1939-03-01 | $7700.00 | Window Closed / Lapsed |