US3173228A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gable glazing bar cap
Assignee: Burnham Corp
•
Filing: 1962-03-12
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Granted: 1965-03-16
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Expires: 1982-03-12
Abstract
No abstract record available.
Inventors
- 👤 William A Roberts
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:34
CPC Classifications
E; E04; E04D; E04D3/00; E04D3/02; E04D3/06; E04D3/08; E04D2003/0843; E04D2003/0856
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) | 1968-03-15 | 1968-09-14 | 1969-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-15 | 1972-09-14 | 1973-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-15 | 1976-09-14 | 1977-03-16 | $7700.00 | Window Closed / Lapsed |