US2845078A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable structure
Assignee: Individual
•
Filing: 1956-03-13
•
Granted: 1958-07-29
•
Expires: 1976-03-13
Abstract
No abstract record available.
Inventors
- 👤 John H Singleton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 05:09
CPC Classifications
E; E04; E04H; E04H6/00; E04H6/02; E04H6/025
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US92487A
Cited
US413730A
Cited
US851927A
Cited
US873038A
Cited
US925044A
Cited
US1150764A
Cited
US1204329A
Cited
US1494050A
Cited
GB293265A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-28 | 1962-01-27 | 1962-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-28 | 1966-01-27 | 1966-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-28 | 1970-01-27 | 1970-07-29 | $7700.00 | Window Closed / Lapsed |