US3024573A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roofing structure
Assignee: Individual
•
Filing: 1958-08-18
•
Granted: 1962-03-13
•
Expires: 1978-08-18
Abstract
No abstract record available.
Inventors
- 👤 Orman O Mckinley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 01:12
CPC Classifications
E; E04; E04D; E04D13/00; E04D13/15; E04D13/155
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1585987A
Cited
US1585468A
Cited
US1788326A
Cited
US1756476A
Cited
US2029817A
Cited
US2596786A
Cited
US2676554A
Cited
US2855776A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-12 | 1965-09-11 | 1966-03-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-12 | 1969-09-11 | 1970-03-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-12 | 1973-09-11 | 1974-03-13 | $7700.00 | Window Closed / Lapsed |