US2571335A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for making resilient batts
Assignee: Houdaille Hershey Corp
•
Filing: 1946-10-24
•
Granted: 1951-10-16
•
Expires: 1966-10-24
Abstract
No abstract record available.
Inventors
- 👤 William H Browne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:25
CPC Classifications
D; D04; D04H; D04H1/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
AU1624534A
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GB450689A
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GB460120A
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US2195158A
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US2282477A
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US2288095A
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US2479911A
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US2373077A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-15 | 1955-04-16 | 1955-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-15 | 1959-04-16 | 1959-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-15 | 1963-04-16 | 1963-10-16 | $7700.00 | Window Closed / Lapsed |