Patent US1772286A successfully refreshed from Google Patents.
US1772286A
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US
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Metallic partition
Assignee: Snead & Co
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Filing: 1927-04-29
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Granted: 1930-08-05
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Expires: 1947-04-29
Abstract
No abstract record available.
Inventors
- 👤 Angus S Macdonald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:08
CPC Classifications
E; E04; E04B; E04B2/00; E04B2/74; E04B2/82; E04B2/821; E04B2/822; E04B2/76; E04B2/78; E04B2/7809
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1933-08-04 | 1934-02-03 | 1934-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-08-04 | 1938-02-03 | 1938-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-08-04 | 1942-02-03 | 1942-08-05 | $7700.00 | Window Closed / Lapsed |