US3464168A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable shelter
Assignee: United States Department of the Army
•
Filing: 1967-11-03
•
Granted: 1969-09-02
•
Expires: 1987-11-03
Abstract
No abstract record available.
Inventors
- 👤 Frank L Russell
- 👤 Thomas P Lyons Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:24
CPC Classifications
E; E04; E04H; E04H9/00; E04H9/16; E04B; E04B1/00; E04B1/32; E04B1/3205; E04B1/343; E04B1/34315; E04B2001/3235; E04B2001/3241; E04B2001/3252
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1377500A
Cited
US2877506A
Cited
US2896271A
Cited
US2874812A
Cited
US3088558A
Cited
US3156018A
Cited
US3280522A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-01 | 1973-03-03 | 1973-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-01 | 1977-03-03 | 1977-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-01 | 1981-03-03 | 1981-09-02 | $7700.00 | Window Closed / Lapsed |