US2609539A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bust receiving and supporting member
Assignee: Akzo Nobel UK PLC
•
Filing: 1948-06-03
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Granted: 1952-09-09
•
Expires: 1968-06-03
Abstract
No abstract record available.
Inventors
- 👤 Howard E Shearer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:58
CPC Classifications
A; A41; A41C; A41C3/00; A41C3/10; D; D04; D04H; D04H1/00; D04H1/40; D04H1/54; D04H1/558; Y; Y10; Y10S; Y10S264/00; Y10S264/53
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2262861A
Cited
US2374540A
Cited
US2357392A
Cited
US2408038A
Cited
US2460674A
Cited
US2474375A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-09 | 1956-03-10 | 1956-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-09 | 1960-03-10 | 1960-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-09 | 1964-03-10 | 1964-09-09 | $7700.00 | Window Closed / Lapsed |