Patent US2849758A successfully refreshed from Google Patents.
US2849758A
Expired / Lapsed
US
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Faced honeycomb building material
Assignee: Individual
•
Filing: 1955-04-18
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Granted: 1958-09-02
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Expires: 1975-04-18
Abstract
No abstract record available.
Inventors
- 👤 Glenn V Plumley
- 👤 William B Stevens
- 👤 Alice M Dudish
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:23
CPC Classifications
E; E04; E04C; E04C2/00; E04C2/30; E04C2/34; E04C2/36; E06; E06B; E06B3/00; E06B3/70; E06B3/7015; E06B3/7017; Y; Y10; Y10T; Y10T428/00; Y10T428/23; Y10T428/234; Y10T428/236
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1849065A
Cited
US2129441A
Cited
GB555484A
Cited
US2477852A
Cited
US2501180A
Cited
US2681483A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-01 | 1962-03-03 | 1962-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-01 | 1966-03-03 | 1966-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-01 | 1970-03-03 | 1970-09-02 | $7700.00 | Window Closed / Lapsed |