US3840919A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined sleeping bag and inflatable tent
Assignee: Lee Raymond Organization Inc
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Filing: 1973-06-08
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Granted: 1974-10-15
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Expires: 1993-06-08
Abstract
Abstract A sleeping bag is provided with a partially detached flexible inflatable cover. The cover when inflated defines a tent with the bag disposed therein.
Inventors
- 👤 K Middleton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:46
CPC Classifications
A; A45; A45F; A45F4/00; A47; A47G; A47G9/00; A47G9/08; A47G9/086; E; E04; E04H; E04H15/00; E04H15/20; E04H2015/201; Y; Y10; Y10S; Y10S135/00; Y10S135/906
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
In combination: A SLEEPING BAG; A PARTIALLY DETACHED FLEXIBLE INFLATABLE COVER FOR SAID BAG, THE COVER FORMING A TENT WITH THE BAG DISPOSED THEREIN AND WHEN INFLATED DEFINING A HORIZONTAL HOLLOW HALF CYLINDER CLOSED AT EACH END WITH THE FLAT SIDE OF THE HALF CYLINDER SERVING AS THE BOTTOM OF THE TENT, THE BOTTOM THE BAG BEING SECURED TO THE INNER SURFACE OF THE FLAT SIDE, AT LEAST ONE OF THE CLOSED ENDS CONTAINING SEALABLE FLAPS WHICH CAN BE OPENED TO FUNCTION AS A DOOR; AND FLEXIBLE LOOPS SECURED TO THE COVER AND EXTENDING OUTSIDE OF THE CYLINDER, SAID LOOPS BEING ARRANGED TO RECEIVE STAKES WHICH WHEN DRIVEN INTO THE GROUND HOLD THE TENT IN PLACE.
Claim 2
Dependent Claim
116 words
In combination: A SLEEPING BAG; A PARTIALLY DETACHED FLEXIBLE INFLATABLE COVER FOR SAID BAG, THE COVER FORMING A TENT WITH THE BAG DISPOSED THEREIN AND WHEN INFLATED DEFINING A HORIZONTAL HOLLOW HALF CYLINDER CLOSED AT EACH END WITH THE FLAT SIDE OF THE HALF CYLINDER SERVING AS THE BOTTOM OF THE TENT, THE BOTTOM THE BAG BEING SECURED TO THE INNER SURFACE OF THE FLAT SIDE, AT LEAST ONE OF THE CLOSED ENDS CONTAINING SEALABLE FLAPS WHICH CAN BE OPENED TO FUNCTION AS A DOOR; AND FLEXIBLE LOOPS SECURED TO THE COVER AND EXTENDING OUTSIDE OF THE CYLINDER, SAID LOOPS BEING ARRANGED TO RECEIVE STAKES WHICH WHEN DRIVEN INTO THE GROUND HOLD THE TENT IN PLACE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-10-14 | 1978-04-15 | 1978-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-10-14 | 1982-04-15 | 1982-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-10-14 | 1986-04-15 | 1986-10-15 | $7700.00 | Window Closed / Lapsed |