US3492971A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laying cage and system
Assignee: Diamond Automations Inc
•
Filing: 1967-07-12
•
Granted: 1970-02-03
•
Expires: 1987-07-12
Abstract
No abstract record available.
Inventors
- 👤 Everett M Keen
- 👤 Anthony J Siciliano
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:04
CPC Classifications
A; A01; A01K; A01K31/00; A01K31/14; A01K31/16; A01K31/17
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2756721A
Cited
US2931334A
Cited
US3333575A
Cited
US3208430A
Cited
US3274972A
Cited
US3313271A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-02 | 1973-08-04 | 1974-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-02 | 1977-08-04 | 1978-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-02 | 1981-08-04 | 1982-02-03 | $7700.00 | Window Closed / Lapsed |