US2595451A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Window construction
Assignee: DIAMOND BUILDING PRODUCTS Corp
•
Filing: 1946-05-29
•
Granted: 1952-05-06
•
Expires: 1966-05-29
Abstract
No abstract record available.
Inventors
- 👤 Guy O Conner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:55
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/32; E06B3/50; E06B3/5054; E06B3/5063
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US364224A
Cited
US373636A
Cited
US431629A
Cited
US457155A
Cited
US510530A
Cited
US623260A
Cited
US669354A
Cited
US802116A
Cited
US1147093A
Cited
US1982753A
Cited
US2031875A
Cited
US2050003A
Cited
US2291726A
Cited
US2381147A
Cited
US2336922A
Cited
US2405112A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-05-06 | 1955-11-05 | 1956-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-06 | 1959-11-05 | 1960-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-06 | 1963-11-05 | 1964-05-06 | $7700.00 | Window Closed / Lapsed |