Patent US3526066A successfully refreshed from Google Patents.
US3526066A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable shelter
Assignee: MILL AND MINE SERVICES Inc A CORP OF
•
Filing: 1968-11-06
•
Granted: 1970-09-01
•
Expires: 1988-11-06
Abstract
No abstract record available.
Inventors
- 👤 Charles E Hagar
- 👤 Edward R Gamble
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:22
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/343; E04B1/344; E04B1/3442; E04B1/3444; E04H; E04H1/00; E04H1/12; E04H15/00; E04H15/32; E04H15/34; E04H15/44; E04H15/48; E04H15/50; E04H15/505
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1145568A
Cited
US1344717A
Cited
US2054673A
Cited
US2299382A
Cited
US2716782A
Cited
US2811725A
Cited
US3080568A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-31 | 1974-03-02 | 1974-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-31 | 1978-03-02 | 1978-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-31 | 1982-03-02 | 1982-09-01 | $7700.00 | Window Closed / Lapsed |