Patent US2930480A successfully refreshed from Google Patents.
US2930480A
Expired / Lapsed
US
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Pre-assembled door units
Assignee: GOMOH Ltd
•
Filing: 1956-02-03
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Granted: 1960-03-29
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Expires: 1976-02-03
Abstract
No abstract record available.
Inventors
- 👤 James L Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 11:38
CPC Classifications
E; E06; E06B; E06B1/00; E06B1/04; E06B1/52; E06B7/00; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49863; Y10T29/49874
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1863730A
Cited
US2321187A
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US2489029A
Cited
US2728956A
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US2720308A
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US2823428A
Cited
US2794216A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-29 | 1963-09-28 | 1964-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-29 | 1967-09-28 | 1968-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-29 | 1971-09-28 | 1972-03-29 | $7700.00 | Window Closed / Lapsed |