US3479130A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Microbe growth retardation in shingle roofs
Assignee: STANLEY L RAPAPORT
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Filing: 1967-11-17
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Granted: 1969-11-18
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Expires: 1987-11-17
Abstract
No abstract record available.
Inventors
- 👤 Stanley L Rapaport
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:50
CPC Classifications
E; E04; E04D; E04D13/00; E04D13/002; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9265; Y10S428/931; Y10S428/933; Y10T; Y10T428/00; Y10T428/12; Y10T428/12014; Y10T428/12028; Y10T428/12063; Y10T428/12104; Y10T428/12493; Y10T428/12701; Y10T428/12771; Y10T428/12778; Y10T428/12785; Y10T428/12792; Y10T428/12799; Y10T428/12986; Y10T428/31504; Y10T428/31678
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-17 | 1973-05-19 | 1973-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-17 | 1977-05-19 | 1977-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-17 | 1981-05-19 | 1981-11-18 | $7700.00 | Window Closed / Lapsed |