US2843185A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Convertible pack sack and camp stool frame
Assignee: Individual
•
Filing: 1955-05-05
•
Granted: 1958-07-15
•
Expires: 1975-05-05
Abstract
No abstract record available.
Inventors
- 👤 Clem Bill
- 👤 Edward J Gehrke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:23
CPC Classifications
A; A45; A45F; A45F4/00; A45F4/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US610269A
Cited
US1369944A
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US1549647A
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US1615159A
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US1695374A
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US2133717A
Cited
US2514735A
Cited
US2558995A
Cited
FR1019416A
Cited
US2708276A
Cited
US2709120A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-14 | 1962-01-13 | 1962-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-14 | 1966-01-13 | 1966-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-14 | 1970-01-13 | 1970-07-15 | $7700.00 | Window Closed / Lapsed |