US2867859A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sliding panel hardware
Assignee: Designward Industries Inc
•
Filing: 1954-10-18
•
Granted: 1959-01-13
•
Expires: 1974-10-18
Abstract
No abstract record available.
Inventors
- 👤 Raymond J Brink
- 👤 John A Buelow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:47
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/32; E06B3/34; E06B3/42; E06B3/46; E06B3/4636
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE497542C
Cited
US2663917A
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US2527740A
Cited
US2659939A
Cited
US2719340A
Cited
US2703159A
Cited
US2804181A
Cited
US2770487A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-12 | 1962-07-14 | 1963-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-12 | 1966-07-14 | 1967-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-12 | 1970-07-14 | 1971-01-13 | $7700.00 | Window Closed / Lapsed |