Patent US3434259A successfully refreshed from Google Patents.
US3434259A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roofing shingle
Assignee: Johns Manville Corp
•
Filing: 1966-06-03
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Granted: 1969-03-25
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Expires: 1986-06-03
Abstract
No abstract record available.
Inventors
- 👤 Raymond Le Rae Corbin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:14
CPC Classifications
E; E04; E04D; E04D1/00; E04D1/26; E04D1/29; E04D2001/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE17143E
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US1881438A
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US2205307A
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US2300488A
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US2863405A
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US3003289A
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US3138897A
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US3121649A
Cited
US3252257A
Cited
US3300927A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-24 | 1972-09-23 | 1973-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-24 | 1976-09-23 | 1977-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-24 | 1980-09-23 | 1981-03-25 | $7700.00 | Window Closed / Lapsed |