US2610593A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Skylight construction
Assignee: SAWCO Inc A CORP
•
Filing: 1950-11-03
•
Granted: 1952-09-16
•
Expires: 1970-11-03
Abstract
No abstract record available.
Inventors
- 👤 Wasserman Max
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:35
CPC Classifications
E; E04; E04D; E04D13/00; E04D13/03; E04D13/0305
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US295167A
Cited
US583477A
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US805383A
Cited
US1033161A
Cited
US1605297A
Cited
GB308644A
Cited
US2258724A
Cited
GB560803A
Cited
GB565632A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-16 | 1956-03-17 | 1956-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-16 | 1960-03-17 | 1960-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-16 | 1964-03-17 | 1964-09-16 | $7700.00 | Window Closed / Lapsed |